./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_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_init_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 faa65859e31290f7e8032666f55af3608361dac3b397b8750b8c31e227a4d695 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:07:57,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:07:57,661 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:07:57,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:07:57,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:07:57,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:07:57,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:07:57,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:07:57,698 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:07:57,699 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:07:57,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:07:57,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:07:57,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:07:57,701 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:07:57,701 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:07:57,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:07:57,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:07:57,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:07:57,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:07:57,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:07:57,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:07:57,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:07:57,707 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:07:57,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:07:57,710 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:07:57,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:07:57,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:07:57,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:07:57,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:07:57,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:07:57,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:07:57,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:07:57,712 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:07:57,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:07:57,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:07:57,713 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:07:57,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:07:57,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:07:57,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:07:57,715 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faa65859e31290f7e8032666f55af3608361dac3b397b8750b8c31e227a4d695 [2024-11-19 02:07:57,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:07:57,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:07:57,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:07:57,973 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:07:57,973 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:07:57,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i [2024-11-19 02:07:59,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:07:59,911 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:07:59,912 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i [2024-11-19 02:07:59,956 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d2c23545/a80e1ddb3bb34593b77088ee6b851d65/FLAG21f5a68fd [2024-11-19 02:08:00,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d2c23545/a80e1ddb3bb34593b77088ee6b851d65 [2024-11-19 02:08:00,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:08:00,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:08:00,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:08:00,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:08:00,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:08:00,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:08:00" (1/1) ... [2024-11-19 02:08:00,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4b2846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:00, skipping insertion in model container [2024-11-19 02:08:00,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:08:00" (1/1) ... [2024-11-19 02:08:00,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:08:00,455 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_init_harness.i[4491,4504] [2024-11-19 02:08:00,465 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_init_harness.i[4551,4564] [2024-11-19 02:08:01,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,099 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,117 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,117 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,119 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,119 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:08:01,750 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:08:01,770 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_init_harness.i[4491,4504] [2024-11-19 02:08:01,771 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_init_harness.i[4551,4564] [2024-11-19 02:08:01,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,823 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8051] [2024-11-19 02:08:01,945 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:01,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8537-8548] [2024-11-19 02:08:01,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:08:02,298 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:08:02,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02 WrapperNode [2024-11-19 02:08:02,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:08:02,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:08:02,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:08:02,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:08:02,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,492 INFO L138 Inliner]: procedures = 679, calls = 2495, calls flagged for inlining = 55, calls inlined = 6, statements flattened = 790 [2024-11-19 02:08:02,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:08:02,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:08:02,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:08:02,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:08:02,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,521 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,593 INFO L175 MemorySlicer]: Split 522 memory accesses to 5 slices as follows [2, 257, 238, 5, 20]. 49 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 5, 4]. The 493 writes are split as follows [0, 257, 232, 0, 4]. [2024-11-19 02:08:02,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:08:02,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:08:02,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:08:02,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:08:02,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:08:02,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:08:02,750 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 02:08:02,751 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 02:08:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:08:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:08:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:08:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:08:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:08:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:08:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:08:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:08:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:08:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:08:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:08:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:08:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:08:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:08:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:08:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:08:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:08:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:08:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:08:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:08:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:08:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:08:02,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:08:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:08:02,794 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:08:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:08:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:08:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:08:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:08:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:08:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:08:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:08:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:08:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:08:02,796 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:08:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:08:02,797 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:08:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:08:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:08:03,101 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:08:03,103 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:08:11,086 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-19 02:08:11,086 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:08:11,102 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:08:11,103 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 02:08:11,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:11 BoogieIcfgContainer [2024-11-19 02:08:11,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:08:11,106 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:08:11,106 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:08:11,109 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:08:11,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:08:00" (1/3) ... [2024-11-19 02:08:11,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1f009b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:11, skipping insertion in model container [2024-11-19 02:08:11,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02" (2/3) ... [2024-11-19 02:08:11,111 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1f009b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:11, skipping insertion in model container [2024-11-19 02:08:11,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:11" (3/3) ... [2024-11-19 02:08:11,113 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_harness.i [2024-11-19 02:08:11,129 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:08:11,130 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:08:11,200 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:08:11,208 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;@3d3b5f4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:08:11,208 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:08:11,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 68 states have (on average 1.2352941176470589) internal successors, (84), 69 states have internal predecessors, (84), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-19 02:08:11,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 02:08:11,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:08:11,223 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:08:11,224 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:08:11,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:08:11,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1960111620, now seen corresponding path program 1 times [2024-11-19 02:08:11,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:08:11,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550383986] [2024-11-19 02:08:11,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:08:11,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:09:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:09:31,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-19 02:09:31,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:09:31,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550383986] [2024-11-19 02:09:31,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550383986] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:09:31,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1820310411] [2024-11-19 02:09:31,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:31,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:09:31,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:31,037 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 02:09:31,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process