./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f 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_copy_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5dd39c48ce76f8326a75ac77da422c73e3ef3e01f39ceb8a7824c99e1b5196d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 10:50:00,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 10:50:00,822 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-10 10:50:00,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 10:50:00,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 10:50:00,861 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 10:50:00,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 10:50:00,862 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 10:50:00,863 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 10:50:00,864 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 10:50:00,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 10:50:00,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 10:50:00,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 10:50:00,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 10:50:00,869 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 10:50:00,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 10:50:00,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 10:50:00,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 10:50:00,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 10:50:00,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 10:50:00,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 10:50:00,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 10:50:00,874 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 10:50:00,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 10:50:00,874 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 10:50:00,875 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 10:50:00,875 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 10:50:00,875 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 10:50:00,875 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 10:50:00,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 10:50:00,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 10:50:00,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 10:50:00,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 10:50:00,877 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 10:50:00,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 10:50:00,882 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 10:50:00,882 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 10:50:00,883 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 10:50:00,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 10:50:00,883 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5dd39c48ce76f8326a75ac77da422c73e3ef3e01f39ceb8a7824c99e1b5196d [2024-11-10 10:50:01,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 10:50:01,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 10:50:01,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 10:50:01,194 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 10:50:01,195 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 10:50:01,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i [2024-11-10 10:50:02,761 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 10:50:03,228 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 10:50:03,228 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i [2024-11-10 10:50:03,272 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ba9367c/1440aad7546441bbad8845875650eb1a/FLAG22a64e3b5 [2024-11-10 10:50:03,290 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ba9367c/1440aad7546441bbad8845875650eb1a [2024-11-10 10:50:03,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 10:50:03,297 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 10:50:03,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 10:50:03,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 10:50:03,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 10:50:03,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:50:03" (1/1) ... [2024-11-10 10:50:03,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea6ae22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:03, skipping insertion in model container [2024-11-10 10:50:03,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:50:03" (1/1) ... [2024-11-10 10:50:03,411 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 10:50:03,738 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_copy_harness_negated.i[4496,4509] [2024-11-10 10:50:03,748 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_copy_harness_negated.i[4556,4569] [2024-11-10 10:50:04,439 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,440 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,441 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,442 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,445 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,456 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,457 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,459 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:04,459 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,049 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,049 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 10:50:05,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 10:50:05,300 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_copy_harness_negated.i[4496,4509] [2024-11-10 10:50:05,303 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_copy_harness_negated.i[4556,4569] [2024-11-10 10:50:05,398 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,401 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,402 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,402 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,402 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,410 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,411 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,411 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,412 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-11-10 10:50:05,527 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,528 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:50:05,540 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-11-10 10:50:05,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 10:50:05,788 INFO L204 MainTranslator]: Completed translation [2024-11-10 10:50:05,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05 WrapperNode [2024-11-10 10:50:05,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 10:50:05,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 10:50:05,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 10:50:05,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 10:50:05,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:05,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,000 INFO L138 Inliner]: procedures = 680, calls = 2622, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 945 [2024-11-10 10:50:06,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 10:50:06,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 10:50:06,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 10:50:06,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 10:50:06,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,028 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,126 INFO L175 MemorySlicer]: Split 566 memory accesses to 5 slices as follows [2, 257, 238, 63, 6]. 45 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 9, 0]. The 503 writes are split as follows [0, 257, 232, 12, 2]. [2024-11-10 10:50:06,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,179 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 10:50:06,221 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 10:50:06,222 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 10:50:06,222 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 10:50:06,223 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (1/1) ... [2024-11-10 10:50:06,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 10:50:06,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 10:50:06,285 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) [2024-11-10 10:50:06,287 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 [2024-11-10 10:50:06,340 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-10 10:50:06,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-10 10:50:06,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 10:50:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-10 10:50:06,342 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-10 10:50:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-10 10:50:06,342 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-10 10:50:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-10 10:50:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-10 10:50:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-10 10:50:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-10 10:50:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-10 10:50:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 10:50:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 10:50:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 10:50:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 10:50:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 10:50:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-10 10:50:06,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-10 10:50:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-10 10:50:06,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-10 10:50:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-10 10:50:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-10 10:50:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-10 10:50:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 10:50:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 10:50:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-10 10:50:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-10 10:50:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-10 10:50:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-10 10:50:06,348 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-10 10:50:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-10 10:50:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-10 10:50:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-10 10:50:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-10 10:50:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-10 10:50:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-10 10:50:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-10 10:50:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-10 10:50:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 10:50:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 10:50:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-10 10:50:06,350 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-10 10:50:06,350 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-10 10:50:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-10 10:50:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-10 10:50:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-10 10:50:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-10 10:50:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-10 10:50:06,351 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-10 10:50:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-10 10:50:06,353 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-10 10:50:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 10:50:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 10:50:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 10:50:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 10:50:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 10:50:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 10:50:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 10:50:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 10:50:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 10:50:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 10:50:06,708 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 10:50:06,711 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 10:50:06,760 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2024-11-10 10:50:06,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2024-11-10 10:50:06,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2024-11-10 10:50:06,960 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7367: havoc #t~mem682;havoc #t~mem683;havoc #t~short684;havoc #t~mem685.base, #t~mem685.offset;havoc #t~short686;havoc #t~mem687;havoc #t~mem688;havoc #t~mem689;havoc #t~short690;havoc #t~mem691;havoc #t~mem692.base, #t~mem692.offset;havoc #t~short693;havoc #t~short694;havoc #t~short695;havoc #t~short696; [2024-11-10 10:50:06,980 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-10 10:50:06,991 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: havoc #t~ret569.base, #t~ret569.offset; [2024-11-10 10:50:07,062 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2024-11-10 10:50:14,660 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6594: havoc aws_byte_buf_has_allocator_#t~mem479#1.base, aws_byte_buf_has_allocator_#t~mem479#1.offset;havoc aws_byte_buf_has_allocator_#t~ret478#1.base, aws_byte_buf_has_allocator_#t~ret478#1.offset; [2024-11-10 10:50:14,661 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2024-11-10 10:50:14,661 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2024-11-10 10:50:14,661 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7341-2: havoc aws_byte_buf_init_copy_#t~ret665#1; [2024-11-10 10:50:14,746 INFO L? ?]: Removed 155 outVars from TransFormulas that were not future-live. [2024-11-10 10:50:14,747 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 10:50:14,767 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 10:50:14,768 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 10:50:14,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:50:14 BoogieIcfgContainer [2024-11-10 10:50:14,769 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 10:50:14,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 10:50:14,771 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 10:50:14,774 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 10:50:14,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:50:03" (1/3) ... [2024-11-10 10:50:14,775 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fade071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:50:14, skipping insertion in model container [2024-11-10 10:50:14,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:50:05" (2/3) ... [2024-11-10 10:50:14,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fade071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:50:14, skipping insertion in model container [2024-11-10 10:50:14,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:50:14" (3/3) ... [2024-11-10 10:50:14,778 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_copy_harness_negated.i [2024-11-10 10:50:14,796 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 10:50:14,797 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 10:50:14,871 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 10:50:14,882 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;@2b3aad3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 10:50:14,883 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 10:50:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 189 states, 123 states have (on average 1.2439024390243902) internal successors, (153), 125 states have internal predecessors, (153), 49 states have call successors, (49), 15 states have call predecessors, (49), 15 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2024-11-10 10:50:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-10 10:50:14,906 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 10:50:14,907 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-10 10:50:14,908 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 10:50:14,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 10:50:14,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1537096748, now seen corresponding path program 1 times [2024-11-10 10:50:14,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 10:50:14,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257071648] [2024-11-10 10:50:14,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 10:50:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 10:51:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 10:51:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:33,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 10:51:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:33,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 10:51:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:33,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 10:51:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:33,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 10:51:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 10:51:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 10:51:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 10:51:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 10:51:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 10:51:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 10:51:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 10:51:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:51:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-10 10:51:34,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 10:51:34,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257071648] [2024-11-10 10:51:34,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257071648] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 10:51:34,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633291811] [2024-11-10 10:51:34,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 10:51:34,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 10:51:34,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 10:51:34,182 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) [2024-11-10 10:51:34,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process