./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'b821af0ce38cd94d2546ea5f369017836976e947e239c53cd008b4ecf58cc800'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 b821af0ce38cd94d2546ea5f369017836976e947e239c53cd008b4ecf58cc800 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 11:45:46,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 11:45:46,232 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 11:45:46,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 11:45:46,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 11:45:46,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 11:45:46,267 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 11:45:46,267 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 11:45:46,267 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 11:45:46,268 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 11:45:46,268 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 11:45:46,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 11:45:46,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 11:45:46,269 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 11:45:46,269 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 11:45:46,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 11:45:46,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 11:45:46,270 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 11:45:46,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 11:45:46,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 11:45:46,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 11:45:46,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 11:45:46,271 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 11:45:46,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 11:45:46,271 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 11:45:46,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 11:45:46,271 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 11:45:46,271 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:45:46,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 11:45:46,272 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 11:45:46,273 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 11:45:46,273 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 11:45:46,273 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 11:45:46,273 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> b821af0ce38cd94d2546ea5f369017836976e947e239c53cd008b4ecf58cc800 [2024-11-07 11:45:46,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 11:45:46,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 11:45:46,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 11:45:46,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 11:45:46,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 11:45:46,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i [2024-11-07 11:45:47,885 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 11:45:48,382 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 11:45:48,383 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i [2024-11-07 11:45:48,426 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/294ae4256/d003a019637f41a4bd2da722abfce472/FLAG72638329f [2024-11-07 11:45:48,448 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/294ae4256/d003a019637f41a4bd2da722abfce472 [2024-11-07 11:45:48,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 11:45:48,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 11:45:48,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 11:45:48,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 11:45:48,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 11:45:48,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:45:48" (1/1) ... [2024-11-07 11:45:48,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a7aa0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:48, skipping insertion in model container [2024-11-07 11:45:48,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:45:48" (1/1) ... [2024-11-07 11:45:48,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 11:45:48,787 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4491,4504] [2024-11-07 11:45:48,797 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4551,4564] [2024-11-07 11:45:49,369 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,394 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,395 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:49,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:45:49,981 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 11:45:49,995 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4491,4504] [2024-11-07 11:45:49,996 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4551,4564] [2024-11-07 11:45:50,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,053 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,061 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,061 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,061 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8039] [2024-11-07 11:45:50,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:45:50,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8525-8536] [2024-11-07 11:45:50,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:45:50,446 INFO L204 MainTranslator]: Completed translation [2024-11-07 11:45:50,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50 WrapperNode [2024-11-07 11:45:50,448 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 11:45:50,449 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 11:45:50,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 11:45:50,450 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 11:45:50,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,600 INFO L138 Inliner]: procedures = 679, calls = 2495, calls flagged for inlining = 55, calls inlined = 6, statements flattened = 790 [2024-11-07 11:45:50,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 11:45:50,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 11:45:50,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 11:45:50,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 11:45:50,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,622 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,701 INFO L175 MemorySlicer]: Split 522 memory accesses to 5 slices as follows [2, 257, 238, 20, 5]. 49 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 4, 5]. The 493 writes are split as follows [0, 257, 232, 4, 0]. [2024-11-07 11:45:50,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 11:45:50,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 11:45:50,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 11:45:50,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 11:45:50,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (1/1) ... [2024-11-07 11:45:50,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:45:50,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:45:50,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 11:45:50,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 11:45:50,871 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-07 11:45:50,871 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-07 11:45:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 11:45:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 11:45:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 11:45:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-07 11:45:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-07 11:45:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 11:45:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 11:45:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 11:45:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 11:45:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 11:45:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 11:45:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 11:45:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 11:45:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 11:45:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 11:45:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-07 11:45:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 11:45:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 11:45:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 11:45:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 11:45:51,225 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 11:45:51,228 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 11:45:59,347 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-07 11:45:59,347 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 11:45:59,359 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 11:45:59,359 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 11:45:59,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:45:59 BoogieIcfgContainer [2024-11-07 11:45:59,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 11:45:59,363 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 11:45:59,363 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 11:45:59,367 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 11:45:59,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:45:48" (1/3) ... [2024-11-07 11:45:59,368 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69260259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:45:59, skipping insertion in model container [2024-11-07 11:45:59,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:50" (2/3) ... [2024-11-07 11:45:59,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69260259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:45:59, skipping insertion in model container [2024-11-07 11:45:59,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:45:59" (3/3) ... [2024-11-07 11:45:59,370 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_harness_negated.i [2024-11-07 11:45:59,383 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 11:45:59,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 11:45:59,435 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 11:45:59,446 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;@669c1958, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 11:45:59,446 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 11:45:59,451 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) [2024-11-07 11:45:59,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-07 11:45:59,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:45:59,459 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] [2024-11-07 11:45:59,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:45:59,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:45:59,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1960111620, now seen corresponding path program 1 times [2024-11-07 11:45:59,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:45:59,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555323664] [2024-11-07 11:45:59,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:45:59,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:47:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat