./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/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_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/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_bebd142a-337a-4e0e-b1c4-caed61dc9911/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 2645e4add29ef9adc891aaf11068209afc07e559232dc682f343d102e9e79145 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:03:15,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:03:15,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:03:15,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:03:15,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:03:15,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:03:15,806 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:03:15,806 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:03:15,807 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:03:15,808 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:03:15,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:03:15,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:03:15,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:03:15,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:03:15,811 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:03:15,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:03:15,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:03:15,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:03:15,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:03:15,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:03:15,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:03:15,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:03:15,815 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:03:15,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:03:15,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:03:15,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:03:15,816 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:03:15,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:03:15,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:03:15,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:15,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:03:15,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:03:15,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:03:15,818 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:03:15,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:03:15,819 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:03:15,819 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:03:15,820 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:03:15,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:03:15,820 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_bebd142a-337a-4e0e-b1c4-caed61dc9911/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2645e4add29ef9adc891aaf11068209afc07e559232dc682f343d102e9e79145 [2024-10-31 22:03:16,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:03:16,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:03:16,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:03:16,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:03:16,140 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:03:16,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i Unable to find full path for "g++" [2024-10-31 22:03:18,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:03:18,656 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:03:18,657 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i [2024-10-31 22:03:18,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/data/4c5dfe463/c71b3bf429294066a0860099541406f4/FLAG832810c1c [2024-10-31 22:03:18,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/data/4c5dfe463/c71b3bf429294066a0860099541406f4 [2024-10-31 22:03:18,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:03:18,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:03:18,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:03:18,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:03:18,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:03:18,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:03:18" (1/1) ... [2024-10-31 22:03:18,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44544aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:18, skipping insertion in model container [2024-10-31 22:03:18,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:03:18" (1/1) ... [2024-10-31 22:03:18,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:03:19,269 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_bebd142a-337a-4e0e-b1c4-caed61dc9911/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i[4501,4514] [2024-10-31 22:03:19,279 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_bebd142a-337a-4e0e-b1c4-caed61dc9911/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i[4561,4574] [2024-10-31 22:03:20,377 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,378 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,379 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,380 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,381 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,398 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,399 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,401 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:20,402 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,278 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,279 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,360 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,361 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:03:21,563 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:03:21,585 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_bebd142a-337a-4e0e-b1c4-caed61dc9911/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i[4501,4514] [2024-10-31 22:03:21,590 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_bebd142a-337a-4e0e-b1c4-caed61dc9911/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i[4561,4574] [2024-10-31 22:03:21,632 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,632 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,633 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,633 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,634 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,641 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,642 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,643 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,644 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,755 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,756 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8297] [2024-10-31 22:03:21,827 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,827 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:03:21,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8783-8794] [2024-10-31 22:03:21,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:03:22,263 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:03:22,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22 WrapperNode [2024-10-31 22:03:22,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:03:22,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:03:22,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:03:22,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:03:22,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,501 INFO L138 Inliner]: procedures = 680, calls = 2637, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1080 [2024-10-31 22:03:22,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:03:22,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:03:22,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:03:22,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:03:22,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,533 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,656 INFO L175 MemorySlicer]: Split 595 memory accesses to 9 slices as follows [47, 2, 257, 238, 25, 8, 9, 4, 5]. 43 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [4, 2, 0, 6, 2, 4, 5, 2, 1]. The 497 writes are split as follows [5, 0, 257, 232, 1, 0, 1, 0, 1]. [2024-10-31 22:03:22,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,769 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:03:22,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:03:22,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:03:22,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:03:22,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (1/1) ... [2024-10-31 22:03:22,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:22,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:03:22,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:03:22,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebd142a-337a-4e0e-b1c4-caed61dc9911/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:03:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:03:22,851 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:03:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:03:22,852 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:03:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:03:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:03:22,852 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:03:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-31 22:03:22,853 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-31 22:03:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:03:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:03:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:03:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:03:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:03:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:03:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:03:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:03:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 22:03:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:03:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:03:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:03:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:03:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:03:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:03:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:03:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:03:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:03:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:03:22,856 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:03:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:03:22,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:03:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:03:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:03:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:03:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:03:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:03:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:03:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:03:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:03:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:03:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:03:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:03:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:03:22,859 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:03:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:03:22,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:03:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:03:22,860 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:03:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:03:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:03:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:03:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:03:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:03:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:03:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:03:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:03:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 22:03:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:03:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:03:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-10-31 22:03:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-10-31 22:03:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:03:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:03:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:03:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:03:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-31 22:03:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-31 22:03:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:03:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-31 22:03:22,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-31 22:03:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:03:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:03:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:03:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:03:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:03:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:03:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:03:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:03:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:03:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:03:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:03:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:03:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:03:22,867 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:03:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-31 22:03:22,867 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-31 22:03:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2024-10-31 22:03:22,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2024-10-31 22:03:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:03:22,868 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:03:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:03:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:03:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:03:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:03:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:03:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:03:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:03:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:03:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:03:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:03:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:03:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:03:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:03:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:03:22,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:03:22,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:03:22,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:03:22,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:03:23,324 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:03:23,328 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:03:33,015 INFO L? ?]: Removed 141 outVars from TransFormulas that were not future-live. [2024-10-31 22:03:33,015 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:03:33,039 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:03:33,041 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 22:03:33,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:33 BoogieIcfgContainer [2024-10-31 22:03:33,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:03:33,045 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:03:33,046 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:03:33,050 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:03:33,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:03:18" (1/3) ... [2024-10-31 22:03:33,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@179ea4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:03:33, skipping insertion in model container [2024-10-31 22:03:33,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:22" (2/3) ... [2024-10-31 22:03:33,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@179ea4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:03:33, skipping insertion in model container [2024-10-31 22:03:33,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:33" (3/3) ... [2024-10-31 22:03:33,055 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_append_dynamic_harness.i [2024-10-31 22:03:33,075 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:03:33,076 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:03:33,152 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:03:33,159 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;@466c9319, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:03:33,159 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:03:33,166 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 156 states have (on average 1.2371794871794872) internal successors, (193), 157 states have internal predecessors, (193), 72 states have call successors, (72), 18 states have call predecessors, (72), 18 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-10-31 22:03:33,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-31 22:03:33,184 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:03:33,185 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-10-31 22:03:33,186 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:03:33,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:33,193 INFO L85 PathProgramCache]: Analyzing trace with hash 2028514092, now seen corresponding path program 1 times [2024-10-31 22:03:33,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:33,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048084419] [2024-10-31 22:03:33,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:33,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms