./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU --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 cda9529776bede8f1b2097af98f375819691ab0c72bb3e360b999e206011bf76 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:08:54,988 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:08:55,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:08:55,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:08:55,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:08:55,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:08:55,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:08:55,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:08:55,124 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:08:55,124 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:08:55,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:08:55,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:08:55,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:08:55,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:08:55,127 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:08:55,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:08:55,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:08:55,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:08:55,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:08:55,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:08:55,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:08:55,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:08:55,150 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:08:55,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:08:55,151 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:08:55,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:08:55,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:08:55,152 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:08:55,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:08:55,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:55,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:08:55,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:08:55,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:08:55,153 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:08:55,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:08:55,154 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:08:55,154 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:08:55,154 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:08:55,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:08:55,155 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cda9529776bede8f1b2097af98f375819691ab0c72bb3e360b999e206011bf76 [2024-10-31 22:08:55,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:08:55,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:08:55,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:08:55,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:08:55,485 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:08:55,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i Unable to find full path for "g++" [2024-10-31 22:08:57,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:08:58,242 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:08:58,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i [2024-10-31 22:08:58,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/data/8681b5343/8735814784414fada86cbcfe8a9aaebd/FLAG82c3f0904 [2024-10-31 22:08:58,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/data/8681b5343/8735814784414fada86cbcfe8a9aaebd [2024-10-31 22:08:58,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:08:58,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:08:58,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:58,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:08:58,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:08:58,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:58" (1/1) ... [2024-10-31 22:08:58,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e87d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:58, skipping insertion in model container [2024-10-31 22:08:58,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:58" (1/1) ... [2024-10-31 22:08:58,915 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:08:59,272 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i[4492,4505] [2024-10-31 22:08:59,280 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i[4552,4565] [2024-10-31 22:09:00,346 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,347 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,348 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,349 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,351 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,368 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,369 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,372 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:00,373 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,519 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,524 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:01,720 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:09:01,740 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i[4492,4505] [2024-10-31 22:09:01,741 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/sv-benchmarks/c/aws-c-common/aws_byte_buf_reset_harness.i[4552,4565] [2024-10-31 22:09:01,802 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,803 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,803 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,804 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,805 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,814 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,814 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,820 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,820 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-10-31 22:09:01,993 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:01,993 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:02,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-10-31 22:09:02,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:02,320 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:09:02,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02 WrapperNode [2024-10-31 22:09:02,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:02,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:02,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:09:02,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:09:02,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,588 INFO L138 Inliner]: procedures = 680, calls = 2629, calls flagged for inlining = 59, calls inlined = 7, statements flattened = 822 [2024-10-31 22:09:02,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:02,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:09:02,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:09:02,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:09:02,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,617 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,711 INFO L175 MemorySlicer]: Split 542 memory accesses to 6 slices as follows [2, 31, 257, 238, 7, 7]. 47 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 4, 0, 6, 4, 5]. The 494 writes are split as follows [0, 4, 257, 232, 0, 1]. [2024-10-31 22:09:02,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:09:02,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:09:02,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:09:02,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:09:02,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (1/1) ... [2024-10-31 22:09:02,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:02,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:02,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:09:02,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fe69e49-4408-43f7-96b8-a33632bc0044/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:09:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:09:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:09:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:09:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:09:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:09:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:09:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:09:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:09:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:09:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:09:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:09:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:09:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:09:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:09:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:09:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:09:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:09:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:09:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:09:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_secure_zero [2024-10-31 22:09:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_secure_zero [2024-10-31 22:09:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:09:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:09:02,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:09:02,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:09:02,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:09:02,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:09:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:09:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:09:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:09:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:09:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:09:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:09:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:09:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:09:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:09:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:09:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:09:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:09:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:09:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:09:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:09:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:09:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:09:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:09:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:09:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:09:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:09:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_bytes_are [2024-10-31 22:09:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_bytes_are [2024-10-31 22:09:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:09:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:09:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:09:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-10-31 22:09:02,894 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-10-31 22:09:02,894 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:09:02,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:09:02,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:09:02,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:09:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:09:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:09:03,281 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:09:03,285 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:09:12,843 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-10-31 22:09:12,843 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:09:12,860 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:09:12,861 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:09:12,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:12 BoogieIcfgContainer [2024-10-31 22:09:12,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:09:12,865 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:09:12,865 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:09:12,869 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:09:12,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:08:58" (1/3) ... [2024-10-31 22:09:12,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f09f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:12, skipping insertion in model container [2024-10-31 22:09:12,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:02" (2/3) ... [2024-10-31 22:09:12,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f09f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:12, skipping insertion in model container [2024-10-31 22:09:12,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:12" (3/3) ... [2024-10-31 22:09:12,873 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reset_harness.i [2024-10-31 22:09:12,892 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:09:12,893 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:09:12,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:09:12,991 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;@215eac31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:09:12,992 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:09:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 81 states have internal predecessors, (97), 23 states have call successors, (23), 11 states have call predecessors, (23), 11 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-31 22:09:13,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-10-31 22:09:13,008 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:13,009 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-10-31 22:09:13,010 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:13,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:13,018 INFO L85 PathProgramCache]: Analyzing trace with hash 153844194, now seen corresponding path program 1 times [2024-10-31 22:09:13,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:13,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449792950] [2024-10-31 22:09:13,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:13,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms