./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.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_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/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_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/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_48234277-e501-449d-991c-698611c4436f/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 cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:56:03,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:56:03,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 21:56:03,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:56:03,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:56:03,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:56:03,839 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:56:03,840 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:56:03,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:56:03,842 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:56:03,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:56:03,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:56:03,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:56:03,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:56:03,844 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:56:03,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:56:03,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:56:03,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:56:03,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:56:03,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:56:03,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:56:03,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:56:03,848 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:56:03,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:56:03,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:56:03,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:56:03,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:56:03,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:56:03,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:56:03,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:03,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:56:03,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:56:03,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:56:03,855 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:56:03,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:56:03,856 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:56:03,857 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:56:03,857 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:56:03,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:56:03,858 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_48234277-e501-449d-991c-698611c4436f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb [2024-10-31 21:56:04,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:56:04,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:56:04,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:56:04,179 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:56:04,179 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:56:04,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i Unable to find full path for "g++" [2024-10-31 21:56:06,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:56:06,941 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:56:06,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-10-31 21:56:06,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/data/02c6ce314/d72e9b78005949228e495dce94bfe750/FLAG80096e48b [2024-10-31 21:56:07,409 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/data/02c6ce314/d72e9b78005949228e495dce94bfe750 [2024-10-31 21:56:07,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:56:07,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:56:07,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:07,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:56:07,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:56:07,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:07" (1/1) ... [2024-10-31 21:56:07,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fff6c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:07, skipping insertion in model container [2024-10-31 21:56:07,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:07" (1/1) ... [2024-10-31 21:56:07,546 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:56:07,873 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_48234277-e501-449d-991c-698611c4436f/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4510,4523] [2024-10-31 21:56:07,882 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_48234277-e501-449d-991c-698611c4436f/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4570,4583] [2024-10-31 21:56:09,543 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,549 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,550 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,553 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,555 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,580 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,583 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,586 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:09,588 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:10,751 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:10,753 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:10,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:10,946 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:56:10,968 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_48234277-e501-449d-991c-698611c4436f/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4510,4523] [2024-10-31 21:56:10,968 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_48234277-e501-449d-991c-698611c4436f/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4570,4583] [2024-10-31 21:56:11,035 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,036 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,036 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,037 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,038 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,047 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,047 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,049 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,049 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-10-31 21:56:11,205 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,205 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:56:11,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-10-31 21:56:11,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:11,599 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:56:11,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11 WrapperNode [2024-10-31 21:56:11,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:11,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:11,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:56:11,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:56:11,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:11,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:11,859 INFO L138 Inliner]: procedures = 680, calls = 2662, calls flagged for inlining = 58, calls inlined = 5, statements flattened = 900 [2024-10-31 21:56:11,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:11,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:56:11,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:56:11,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:56:11,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:11,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:11,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,009 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [257, 2, 78, 249, 6]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [0, 2, 16, 11, 0]. The 499 writes are split as follows [257, 0, 7, 233, 2]. [2024-10-31 21:56:12,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:56:12,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:56:12,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:56:12,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:56:12,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (1/1) ... [2024-10-31 21:56:12,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:12,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:56:12,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:56:12,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48234277-e501-449d-991c-698611c4436f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:56:12,195 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 21:56:12,196 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 21:56:12,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:56:12,197 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 21:56:12,198 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:56:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 21:56:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:56:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-10-31 21:56:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-10-31 21:56:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 21:56:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 21:56:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 21:56:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 21:56:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 21:56:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 21:56:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 21:56:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-10-31 21:56:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-10-31 21:56:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:56:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:56:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 21:56:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 21:56:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 21:56:12,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 21:56:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-31 21:56:12,202 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-31 21:56:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 21:56:12,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 21:56:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 21:56:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 21:56:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 21:56:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:56:12,204 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:56:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 21:56:12,205 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 21:56:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:56:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-10-31 21:56:12,206 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 21:56:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 21:56:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 21:56:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 21:56:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 21:56:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 21:56:12,207 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 21:56:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 21:56:12,207 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 21:56:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-10-31 21:56:12,207 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-10-31 21:56:12,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:56:12,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 21:56:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 21:56:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 21:56:12,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 21:56:12,558 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:56:12,562 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:56:22,758 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-10-31 21:56:22,758 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:56:22,785 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:56:22,786 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:56:22,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:22 BoogieIcfgContainer [2024-10-31 21:56:22,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:56:22,790 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:56:22,790 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:56:22,794 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:56:22,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:56:07" (1/3) ... [2024-10-31 21:56:22,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3797007e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:22, skipping insertion in model container [2024-10-31 21:56:22,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:11" (2/3) ... [2024-10-31 21:56:22,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3797007e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:22, skipping insertion in model container [2024-10-31 21:56:22,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:22" (3/3) ... [2024-10-31 21:56:22,798 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-10-31 21:56:22,821 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:56:22,822 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:56:22,950 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:56:22,960 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;@6166ddc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:56:22,962 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:56:22,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 111 states have (on average 1.2072072072072073) internal successors, (134), 113 states have internal predecessors, (134), 58 states have call successors, (58), 16 states have call predecessors, (58), 16 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-10-31 21:56:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-31 21:56:22,993 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:22,994 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:22,995 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:23,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:23,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1289631181, now seen corresponding path program 1 times [2024-10-31 21:56:23,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:23,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236097804] [2024-10-31 21:56:23,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:23,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms