./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_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_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/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_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/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_2038fb4f-f47d-4799-92d8-cde823339988/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 f32a256e85dfae47c8548ef83bd17812a642f36aa6564d2121f4ad41349db94a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:08:35,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:08:35,235 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:08:35,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:08:35,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:08:35,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:08:35,286 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:08:35,287 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:08:35,288 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:08:35,291 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:08:35,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:08:35,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:08:35,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:08:35,294 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:08:35,294 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:08:35,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:08:35,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:08:35,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:08:35,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:08:35,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:08:35,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:08:35,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:08:35,302 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:08:35,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:08:35,303 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:08:35,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:08:35,304 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:08:35,305 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:08:35,305 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:08:35,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:35,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:08:35,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:08:35,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:08:35,307 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:08:35,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:08:35,308 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:08:35,308 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:08:35,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:08:35,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:08:35,309 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_2038fb4f-f47d-4799-92d8-cde823339988/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f32a256e85dfae47c8548ef83bd17812a642f36aa6564d2121f4ad41349db94a [2024-10-31 22:08:35,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:08:35,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:08:35,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:08:35,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:08:35,754 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:08:35,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i Unable to find full path for "g++" [2024-10-31 22:08:38,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:08:39,173 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:08:39,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i [2024-10-31 22:08:39,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/data/dfd2699bc/1abbd158a3d94dc8bcdfe50826886353/FLAG332b7d4f5 [2024-10-31 22:08:39,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/data/dfd2699bc/1abbd158a3d94dc8bcdfe50826886353 [2024-10-31 22:08:39,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:08:39,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:08:39,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:39,402 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:08:39,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:08:39,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb35d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39, skipping insertion in model container [2024-10-31 22:08:39,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:08:39,995 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_2038fb4f-f47d-4799-92d8-cde823339988/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4505,4518] [2024-10-31 22:08:40,007 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_2038fb4f-f47d-4799-92d8-cde823339988/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4565,4578] [2024-10-31 22:08:41,453 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,454 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,456 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,458 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,461 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,482 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,483 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,486 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:41,487 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,377 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,377 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,481 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,481 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:42,676 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:08:42,699 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_2038fb4f-f47d-4799-92d8-cde823339988/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4505,4518] [2024-10-31 22:08:42,700 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_2038fb4f-f47d-4799-92d8-cde823339988/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_with_lookup_harness.i[4565,4578] [2024-10-31 22:08:42,758 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,758 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,759 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,759 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,762 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,770 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,776 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,777 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,778 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,887 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,888 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8297] [2024-10-31 22:08:42,942 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,942 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:42,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8783-8794] [2024-10-31 22:08:42,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:43,420 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:08:43,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43 WrapperNode [2024-10-31 22:08:43,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:43,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:43,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:08:43,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:08:43,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,704 INFO L138 Inliner]: procedures = 680, calls = 2646, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 972 [2024-10-31 22:08:43,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:43,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:08:43,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:08:43,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:08:43,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,733 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,843 INFO L175 MemorySlicer]: Split 572 memory accesses to 9 slices as follows [2, 257, 238, 20, 1, 4, 32, 9, 9]. 45 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [2, 0, 6, 2, 0, 2, 4, 5, 4]. The 494 writes are split as follows [0, 257, 232, 1, 0, 0, 3, 1, 0]. [2024-10-31 22:08:43,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:08:43,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:08:43,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:08:43,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:08:43,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (1/1) ... [2024-10-31 22:08:43,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:43,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:44,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:44,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2038fb4f-f47d-4799-92d8-cde823339988/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:08:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:08:44,087 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:08:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:08:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:08:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:08:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:08:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:08:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:08:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:08:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:08:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:08:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:08:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:08:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:08:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:08:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 22:08:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:08:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:08:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:08:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:08:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:08:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:08:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:08:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:08:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:08:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:08:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:08:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:08:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:08:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:08:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:08:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:08:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:08:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:08:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:08:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:08:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:08:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:08:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:08:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:08:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:08:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:08:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:08:44,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 22:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:08:44,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-31 22:08:44,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-31 22:08:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:08:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:08:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:08:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:08:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:08:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:08:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:08:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:08:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-31 22:08:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-31 22:08:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2024-10-31 22:08:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2024-10-31 22:08:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:08:44,114 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:08:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:08:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:08:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:08:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:08:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:08:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:08:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:08:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:08:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:08:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:08:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:08:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:08:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:08:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:08:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:08:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:08:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:08:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:08:44,733 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:08:44,736 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:08:55,536 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-10-31 22:08:55,537 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:08:55,560 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:08:55,561 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:08:55,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:55 BoogieIcfgContainer [2024-10-31 22:08:55,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:08:55,566 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:08:55,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:08:55,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:08:55,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:08:39" (1/3) ... [2024-10-31 22:08:55,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50dad6be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:08:55, skipping insertion in model container [2024-10-31 22:08:55,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:43" (2/3) ... [2024-10-31 22:08:55,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50dad6be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:08:55, skipping insertion in model container [2024-10-31 22:08:55,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:55" (3/3) ... [2024-10-31 22:08:55,578 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_append_with_lookup_harness.i [2024-10-31 22:08:55,601 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:08:55,602 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:08:55,728 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:08:55,736 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;@35c31ffe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:08:55,737 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:08:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 164 states, 106 states have (on average 1.2264150943396226) internal successors, (130), 107 states have internal predecessors, (130), 44 states have call successors, (44), 12 states have call predecessors, (44), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-10-31 22:08:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-10-31 22:08:55,769 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:08:55,770 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:08:55,771 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:08:55,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:55,782 INFO L85 PathProgramCache]: Analyzing trace with hash -454301623, now seen corresponding path program 1 times [2024-10-31 22:08:55,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:55,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444961820] [2024-10-31 22:08:55,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:55,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms