./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/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 9430771397ba73fbc16b172f6563c88d867a5b517322cc58cefde1661303ead8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:16:25,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:16:25,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:16:25,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:16:25,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:16:25,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:16:25,309 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:16:25,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:16:25,310 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:16:25,312 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:16:25,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:16:25,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:16:25,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:16:25,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:16:25,315 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:16:25,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:16:25,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:16:25,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:16:25,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:16:25,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:16:25,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:16:25,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:16:25,322 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:16:25,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:16:25,323 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:16:25,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:16:25,324 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:16:25,324 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:16:25,325 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:16:25,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:25,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:16:25,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:16:25,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:16:25,327 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:16:25,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:16:25,328 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:16:25,328 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:16:25,328 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:16:25,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:16:25,329 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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9430771397ba73fbc16b172f6563c88d867a5b517322cc58cefde1661303ead8 [2024-10-31 22:16:25,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:16:25,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:16:25,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:16:25,663 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:16:25,664 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:16:25,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i Unable to find full path for "g++" [2024-10-31 22:16:27,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:16:28,215 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:16:28,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i [2024-10-31 22:16:28,257 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/data/cb227b8ba/4cea5a6f87f047a2a0213c5de3d65f88/FLAGe8ec75c4c [2024-10-31 22:16:28,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/data/cb227b8ba/4cea5a6f87f047a2a0213c5de3d65f88 [2024-10-31 22:16:28,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:16:28,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:16:28,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:28,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:16:28,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:16:28,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:28" (1/1) ... [2024-10-31 22:16:28,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ce9e2f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:28, skipping insertion in model container [2024-10-31 22:16:28,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:28" (1/1) ... [2024-10-31 22:16:28,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:16:29,391 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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2024-10-31 22:16:29,401 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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2024-10-31 22:16:30,746 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,747 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,747 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,748 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,750 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,769 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,770 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,772 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:30,772 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,680 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,681 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:31,845 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:16:31,867 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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2024-10-31 22:16:31,871 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_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2024-10-31 22:16:31,969 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,969 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,970 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,971 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,972 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,981 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,982 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,983 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:31,984 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:32,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8239] [2024-10-31 22:16:32,174 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:32,176 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:32,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8725-8736] [2024-10-31 22:16:32,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:32,556 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:16:32,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32 WrapperNode [2024-10-31 22:16:32,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:32,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:32,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:16:32,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:16:32,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:32,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:32,786 INFO L138 Inliner]: procedures = 679, calls = 2610, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 814 [2024-10-31 22:16:32,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:32,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:16:32,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:16:32,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:16:32,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:32,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:32,829 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:32,993 INFO L175 MemorySlicer]: Split 540 memory accesses to 8 slices as follows [2, 257, 238, 3, 3, 26, 6, 5]. 48 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 0, 6, 0, 2, 4, 0, 5]. The 494 writes are split as follows [0, 257, 232, 0, 0, 3, 2, 0]. [2024-10-31 22:16:32,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:32,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:33,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:33,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:33,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:33,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:33,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:16:33,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:16:33,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:16:33,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:16:33,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (1/1) ... [2024-10-31 22:16:33,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:33,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222df369-a7d4-4dd4-a189-89ec3fcbf2c9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:16:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:16:33,162 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:16:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:16:33,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:16:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:16:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:16:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:16:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:16:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:16:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:16:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:16:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_left_trim_pred [2024-10-31 22:16:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_left_trim_pred [2024-10-31 22:16:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:16:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:16:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:16:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:16:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:16:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:16:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:16:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:16:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:16:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:16:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:16:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:16:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:16:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 22:16:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:16:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:16:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:16:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:16:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~uint8_t~0~TO~int [2024-10-31 22:16:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~uint8_t~0~TO~int [2024-10-31 22:16:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:16:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:16:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:16:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:16:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:16:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:16:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:16:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:16:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:16:33,586 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:16:33,589 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:16:42,853 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-10-31 22:16:42,853 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:16:42,870 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:16:42,870 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:16:42,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:42 BoogieIcfgContainer [2024-10-31 22:16:42,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:16:42,873 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:16:42,874 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:16:42,877 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:16:42,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:16:28" (1/3) ... [2024-10-31 22:16:42,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3905c827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:42, skipping insertion in model container [2024-10-31 22:16:42,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:32" (2/3) ... [2024-10-31 22:16:42,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3905c827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:42, skipping insertion in model container [2024-10-31 22:16:42,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:42" (3/3) ... [2024-10-31 22:16:42,881 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_satisfies_pred_harness_negated.i [2024-10-31 22:16:42,901 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:16:42,901 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:16:42,973 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:16:42,980 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;@787b1b08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:16:42,980 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:16:42,985 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 64 states have (on average 1.234375) internal successors, (79), 65 states have internal predecessors, (79), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:16:42,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-10-31 22:16:42,998 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:16:42,999 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:42,999 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:16:43,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:43,008 INFO L85 PathProgramCache]: Analyzing trace with hash -651109035, now seen corresponding path program 1 times [2024-10-31 22:16:43,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:43,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525551801] [2024-10-31 22:16:43,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:43,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms