./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/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_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/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_486f87e5-b9f0-4092-9189-8afcae983c08/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 67f91616a04fd34810833b3e688acc6e6795398dee40f60397ae88c5a06b9566 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:13:25,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:13:26,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:13:26,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:13:26,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:13:26,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:13:26,072 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:13:26,075 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:13:26,076 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:13:26,078 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:13:26,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:13:26,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:13:26,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:13:26,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:13:26,085 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:13:26,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:13:26,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:13:26,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:13:26,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:13:26,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:13:26,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:13:26,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:13:26,089 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:13:26,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:13:26,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:13:26,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:13:26,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:13:26,091 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:13:26,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:13:26,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:13:26,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:13:26,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:13:26,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:13:26,094 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:13:26,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:13:26,095 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:13:26,095 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:13:26,095 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:13:26,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:13:26,096 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_486f87e5-b9f0-4092-9189-8afcae983c08/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67f91616a04fd34810833b3e688acc6e6795398dee40f60397ae88c5a06b9566 [2024-10-31 22:13:26,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:13:26,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:13:26,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:13:26,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:13:26,502 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:13:26,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i Unable to find full path for "g++" [2024-10-31 22:13:28,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:13:29,232 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:13:29,232 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i [2024-10-31 22:13:29,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/data/964f2184a/789f95208d3c44df945927986a37f6a8/FLAG26798b8e2 [2024-10-31 22:13:29,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/data/964f2184a/789f95208d3c44df945927986a37f6a8 [2024-10-31 22:13:29,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:13:29,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:13:29,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:13:29,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:13:29,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:13:29,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:13:29" (1/1) ... [2024-10-31 22:13:29,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5630dd7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:29, skipping insertion in model container [2024-10-31 22:13:29,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:13:29" (1/1) ... [2024-10-31 22:13:29,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:13:29,896 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_486f87e5-b9f0-4092-9189-8afcae983c08/sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i[4501,4514] [2024-10-31 22:13:29,905 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_486f87e5-b9f0-4092-9189-8afcae983c08/sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i[4561,4574] [2024-10-31 22:13:31,236 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,237 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,239 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,242 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,243 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,263 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,265 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,267 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:31,268 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,122 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,126 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:13:32,319 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:13:32,339 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_486f87e5-b9f0-4092-9189-8afcae983c08/sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i[4501,4514] [2024-10-31 22:13:32,339 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_486f87e5-b9f0-4092-9189-8afcae983c08/sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i[4561,4574] [2024-10-31 22:13:32,397 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,397 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,398 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,399 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,400 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,412 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,412 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,414 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,414 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-10-31 22:13:32,643 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,644 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:13:32,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-10-31 22:13:32,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:13:33,003 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:13:33,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33 WrapperNode [2024-10-31 22:13:33,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:13:33,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:13:33,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:13:33,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:13:33,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,228 INFO L138 Inliner]: procedures = 680, calls = 2651, calls flagged for inlining = 65, calls inlined = 11, statements flattened = 947 [2024-10-31 22:13:33,232 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:13:33,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:13:33,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:13:33,233 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:13:33,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,263 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,385 INFO L175 MemorySlicer]: Split 572 memory accesses to 7 slices as follows [2, 257, 238, 38, 22, 6, 9]. 45 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [2, 0, 6, 8, 2, 0, 5]. The 494 writes are split as follows [0, 257, 232, 2, 1, 2, 0]. [2024-10-31 22:13:33,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:13:33,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:13:33,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:13:33,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:13:33,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:13:33,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:13:33,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:13:33,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486f87e5-b9f0-4092-9189-8afcae983c08/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:13:33,604 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:13:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:13:33,607 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:13:33,607 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:13:33,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:13:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:13:33,608 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:13:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:13:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:13:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:13:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:13:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:13:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:13:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:13:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:13:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:13:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:13:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:13:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:13:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:13:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:13:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:13:33,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:13:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:13:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:13:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-10-31 22:13:33,612 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-10-31 22:13:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:13:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:13:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:13:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:13:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:13:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:13:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:13:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:13:33,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:13:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:13:33,613 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:13:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 22:13:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 22:13:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:13:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:13:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:13:33,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:13:33,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:13:33,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:13:33,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:13:33,615 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:13:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:13:33,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:13:33,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:13:33,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:13:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:13:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:13:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:13:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:13:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:13:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-10-31 22:13:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:13:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:13:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:13:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:13:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:13:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:13:34,020 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:13:34,024 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:13:44,135 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2024-10-31 22:13:44,135 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:13:44,158 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:13:44,160 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:13:44,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:13:44 BoogieIcfgContainer [2024-10-31 22:13:44,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:13:44,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:13:44,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:13:44,171 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:13:44,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:13:29" (1/3) ... [2024-10-31 22:13:44,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70768320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:13:44, skipping insertion in model container [2024-10-31 22:13:44,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (2/3) ... [2024-10-31 22:13:44,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70768320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:13:44, skipping insertion in model container [2024-10-31 22:13:44,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:13:44" (3/3) ... [2024-10-31 22:13:44,178 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_eq_byte_buf_harness.i [2024-10-31 22:13:44,204 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:13:44,204 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:13:44,319 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:13:44,331 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;@3110ce34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:13:44,333 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:13:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 161 states, 106 states have (on average 1.2547169811320755) internal successors, (133), 107 states have internal predecessors, (133), 42 states have call successors, (42), 11 states have call predecessors, (42), 11 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-10-31 22:13:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-31 22:13:44,365 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:13:44,366 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 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] [2024-10-31 22:13:44,367 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:13:44,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:44,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1357620753, now seen corresponding path program 1 times [2024-10-31 22:13:44,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:44,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747394201] [2024-10-31 22:13:44,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:44,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms