./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_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_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/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_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/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_64be4e9f-d294-4f4f-8788-a37848db688c/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 fa640d76b01d20471995032e33acbe8cd362fa74ac26bb02247b6be5b51a4b6c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:12:19,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:12:19,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:12:19,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:12:19,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:12:19,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:12:19,878 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:12:19,879 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:12:19,879 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:12:19,881 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:12:19,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:12:19,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:12:19,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:12:19,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:12:19,885 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:12:19,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:12:19,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:12:19,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:12:19,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:12:19,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:12:19,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:12:19,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:12:19,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:12:19,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:12:19,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:12:19,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:12:19,893 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:12:19,893 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:12:19,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:12:19,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:19,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:12:19,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:12:19,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:12:19,898 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:12:19,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:12:19,899 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:12:19,900 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:12:19,900 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:12:19,900 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:12:19,900 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_64be4e9f-d294-4f4f-8788-a37848db688c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa640d76b01d20471995032e33acbe8cd362fa74ac26bb02247b6be5b51a4b6c [2024-10-31 22:12:20,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:12:20,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:12:20,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:12:20,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:12:20,305 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:12:20,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i Unable to find full path for "g++" [2024-10-31 22:12:22,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:12:23,276 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:12:23,280 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i [2024-10-31 22:12:23,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/data/9436e840b/caddb3ea1cfb40f7a81450b09fe9eb1f/FLAGf46df628f [2024-10-31 22:12:23,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/data/9436e840b/caddb3ea1cfb40f7a81450b09fe9eb1f [2024-10-31 22:12:23,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:12:23,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:12:23,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:23,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:12:23,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:12:23,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:23" (1/1) ... [2024-10-31 22:12:23,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d04f11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:23, skipping insertion in model container [2024-10-31 22:12:23,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:23" (1/1) ... [2024-10-31 22:12:23,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:12:24,222 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_64be4e9f-d294-4f4f-8788-a37848db688c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i[4505,4518] [2024-10-31 22:12:24,232 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_64be4e9f-d294-4f4f-8788-a37848db688c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i[4565,4578] [2024-10-31 22:12:25,532 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,534 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,534 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,536 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,537 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,574 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,577 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,579 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:25,581 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,520 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,521 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:26,656 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:12:26,673 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_64be4e9f-d294-4f4f-8788-a37848db688c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i[4505,4518] [2024-10-31 22:12:26,674 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_64be4e9f-d294-4f4f-8788-a37848db688c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_compare_lexical_harness.i[4565,4578] [2024-10-31 22:12:26,717 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,717 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,718 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,719 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,720 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,728 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,729 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,730 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,730 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-10-31 22:12:26,930 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,932 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:26,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-10-31 22:12:26,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:27,304 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:12:27,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27 WrapperNode [2024-10-31 22:12:27,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:27,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:27,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:12:27,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:12:27,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,564 INFO L138 Inliner]: procedures = 680, calls = 2654, calls flagged for inlining = 59, calls inlined = 6, statements flattened = 928 [2024-10-31 22:12:27,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:27,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:12:27,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:12:27,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:12:27,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,607 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,719 INFO L175 MemorySlicer]: Split 558 memory accesses to 7 slices as follows [2, 46, 257, 238, 6, 4, 5]. 46 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 4, 0, 6, 0, 0, 5]. The 494 writes are split as follows [0, 3, 257, 232, 2, 0, 0]. [2024-10-31 22:12:27,721 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:12:27,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:12:27,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:12:27,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:12:27,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (1/1) ... [2024-10-31 22:12:27,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:27,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:12:27,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:12:27,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64be4e9f-d294-4f4f-8788-a37848db688c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:12:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:12:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:12:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_compare_lexical [2024-10-31 22:12:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_compare_lexical [2024-10-31 22:12:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:12:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:12:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:12:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:12:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:12:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:12:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:12:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:12:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:12:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:12:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:12:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:12:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:12:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:12:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:12:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:12:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:12:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_bounded [2024-10-31 22:12:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_bounded [2024-10-31 22:12:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:12:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:12:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:12:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:12:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-10-31 22:12:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-10-31 22:12:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:12:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:12:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:12:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:12:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:12:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:12:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:12:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:12:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:12:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:12:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:12:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 22:12:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 22:12:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:12:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:12:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:12:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:12:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:12:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:12:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:12:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:12:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_cursor_has_allocated_buffer_member [2024-10-31 22:12:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_cursor_has_allocated_buffer_member [2024-10-31 22:12:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:12:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:12:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:12:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:12:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:12:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:12:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:12:28,356 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:12:28,359 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:12:38,993 INFO L? ?]: Removed 95 outVars from TransFormulas that were not future-live. [2024-10-31 22:12:38,993 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:12:39,029 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:12:39,030 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:12:39,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:39 BoogieIcfgContainer [2024-10-31 22:12:39,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:12:39,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:12:39,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:12:39,040 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:12:39,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:12:23" (1/3) ... [2024-10-31 22:12:39,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2736b08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:39, skipping insertion in model container [2024-10-31 22:12:39,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:27" (2/3) ... [2024-10-31 22:12:39,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2736b08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:39, skipping insertion in model container [2024-10-31 22:12:39,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:39" (3/3) ... [2024-10-31 22:12:39,047 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_compare_lexical_harness.i [2024-10-31 22:12:39,068 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:12:39,069 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:12:39,153 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:12:39,160 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;@4ddc21cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:12:39,161 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:12:39,166 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 90 states have (on average 1.2222222222222223) internal successors, (110), 91 states have internal predecessors, (110), 46 states have call successors, (46), 11 states have call predecessors, (46), 11 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-31 22:12:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-10-31 22:12:39,180 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:12:39,181 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:39,182 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:12:39,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:39,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1411432407, now seen corresponding path program 1 times [2024-10-31 22:12:39,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:39,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613440410] [2024-10-31 22:12:39,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:39,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms