./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/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_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/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_94d26bfb-cf52-4c10-a160-26d656d87686/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 618de5120235c3340e11b4958ef07a29ea7e443f67840fe760124caab804e862 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:16:09,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:16:09,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:16:09,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:16:09,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:16:09,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:16:09,397 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:16:09,397 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:16:09,398 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:16:09,400 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:16:09,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:16:09,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:16:09,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:16:09,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:16:09,405 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:16:09,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:16:09,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:16:09,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:16:09,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:16:09,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:16:09,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:16:09,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:16:09,412 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:16:09,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:16:09,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:16:09,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:16:09,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:16:09,413 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:16:09,413 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:16:09,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:09,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:16:09,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:16:09,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:16:09,415 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:16:09,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:16:09,417 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:16:09,417 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:16:09,417 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:16:09,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:16:09,418 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_94d26bfb-cf52-4c10-a160-26d656d87686/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 618de5120235c3340e11b4958ef07a29ea7e443f67840fe760124caab804e862 [2024-10-31 22:16:09,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:16:09,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:16:09,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:16:09,772 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:16:09,773 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:16:09,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i Unable to find full path for "g++" [2024-10-31 22:16:11,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:16:12,644 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:16:12,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i [2024-10-31 22:16:12,710 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/data/bc0bda44a/7ffaa1bce90d4e9dbdff88869510bff6/FLAG042aaefc8 [2024-10-31 22:16:13,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/data/bc0bda44a/7ffaa1bce90d4e9dbdff88869510bff6 [2024-10-31 22:16:13,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:16:13,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:16:13,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:13,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:16:13,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:16:13,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:13" (1/1) ... [2024-10-31 22:16:13,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e256756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:13, skipping insertion in model container [2024-10-31 22:16:13,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:13" (1/1) ... [2024-10-31 22:16:13,221 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:16:13,579 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_94d26bfb-cf52-4c10-a160-26d656d87686/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i[4500,4513] [2024-10-31 22:16:13,588 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_94d26bfb-cf52-4c10-a160-26d656d87686/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i[4560,4573] [2024-10-31 22:16:14,727 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,728 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,729 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,731 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,733 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,763 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,764 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,766 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:14,767 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,609 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,613 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:15,766 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:16:15,782 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_94d26bfb-cf52-4c10-a160-26d656d87686/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i[4500,4513] [2024-10-31 22:16:15,783 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_94d26bfb-cf52-4c10-a160-26d656d87686/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness.i[4560,4573] [2024-10-31 22:16:15,873 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,874 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,874 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,875 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,875 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,882 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,882 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,884 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:15,884 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:16,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-10-31 22:16:16,004 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:16,005 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:16,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-10-31 22:16:16,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:16,404 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:16:16,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16 WrapperNode [2024-10-31 22:16:16,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:16,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:16,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:16:16,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:16:16,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,644 INFO L138 Inliner]: procedures = 679, calls = 2733, calls flagged for inlining = 59, calls inlined = 9, statements flattened = 831 [2024-10-31 22:16:16,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:16,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:16:16,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:16:16,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:16:16,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,673 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,784 INFO L175 MemorySlicer]: Split 525 memory accesses to 6 slices as follows [2, 257, 238, 21, 5, 2]. 49 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 5, 0]. The 497 writes are split as follows [0, 257, 232, 7, 0, 1]. [2024-10-31 22:16:16,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:16:16,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:16:16,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:16:16,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:16:16,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (1/1) ... [2024-10-31 22:16:16,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:16,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:16,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:16,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94d26bfb-cf52-4c10-a160-26d656d87686/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:16:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-10-31 22:16:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-10-31 22:16:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:16:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:16:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:16:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-10-31 22:16:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-10-31 22:16:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-10-31 22:16:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-10-31 22:16:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-10-31 22:16:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-10-31 22:16:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-31 22:16:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-31 22:16:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-31 22:16:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-31 22:16:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-31 22:16:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-31 22:16:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-31 22:16:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-31 22:16:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:16:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:16:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:16:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:16:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:16:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:16:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:16:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:16:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:16:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:16:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:16:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:16:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-31 22:16:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-31 22:16:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-31 22:16:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-31 22:16:16,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-31 22:16:16,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-31 22:16:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-31 22:16:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-31 22:16:16,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-31 22:16:16,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-31 22:16:16,990 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-31 22:16:16,990 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-31 22:16:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:16:16,990 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:16:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:16:16,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:16:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:16:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:16:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:16:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:16:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:16:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:16:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:16:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:16:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:16:16,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:16:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:16:16,994 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:16:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-31 22:16:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-31 22:16:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-31 22:16:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-31 22:16:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-31 22:16:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-31 22:16:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:16:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:16:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:16:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:16:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:16:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:16:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:16:16,998 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:16:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:16:16,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:16:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-31 22:16:16,998 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-31 22:16:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:16:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-31 22:16:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-31 22:16:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:16:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:16:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:16:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:16:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:16:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:16:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:16:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:16:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:16:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:16:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:16:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:16:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-10-31 22:16:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-10-31 22:16:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:16:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:16:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-31 22:16:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-31 22:16:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:16:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:16:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:16:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:16:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-10-31 22:16:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-10-31 22:16:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-10-31 22:16:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-10-31 22:16:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_string [2024-10-31 22:16:17,008 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_string [2024-10-31 22:16:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:16:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:16:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:16:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:16:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:16:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:16:17,477 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:16:17,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:16:18,840 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-10-31 22:16:28,217 INFO L? ?]: Removed 178 outVars from TransFormulas that were not future-live. [2024-10-31 22:16:28,217 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:16:28,241 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:16:28,242 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 22:16:28,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:28 BoogieIcfgContainer [2024-10-31 22:16:28,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:16:28,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:16:28,248 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:16:28,252 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:16:28,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:16:13" (1/3) ... [2024-10-31 22:16:28,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@865ba43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:28, skipping insertion in model container [2024-10-31 22:16:28,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:16" (2/3) ... [2024-10-31 22:16:28,254 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@865ba43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:28, skipping insertion in model container [2024-10-31 22:16:28,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:28" (3/3) ... [2024-10-31 22:16:28,258 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_string_harness.i [2024-10-31 22:16:28,278 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:16:28,278 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:16:28,365 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:16:28,373 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;@475c85ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:16:28,374 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:16:28,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 97 states have (on average 1.175257731958763) internal successors, (114), 97 states have internal predecessors, (114), 39 states have call successors, (39), 16 states have call predecessors, (39), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-10-31 22:16:28,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-31 22:16:28,396 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:16:28,397 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:28,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:16:28,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:28,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1689756811, now seen corresponding path program 1 times [2024-10-31 22:16:28,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:28,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450575954] [2024-10-31 22:16:28,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:28,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms