./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/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 e8acf6765f11fcd1914a16b600f73d0dd655e8b1eed69990958acc7eadb94c2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:15:59,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:15:59,871 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:15:59,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:15:59,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:15:59,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:15:59,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:15:59,930 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:15:59,931 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:15:59,933 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:15:59,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:15:59,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:15:59,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:15:59,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:15:59,937 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:15:59,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:15:59,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:15:59,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:15:59,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:15:59,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:15:59,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:15:59,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:15:59,947 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:15:59,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:15:59,948 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:15:59,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:15:59,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:15:59,949 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:15:59,949 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:15:59,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:59,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:15:59,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:15:59,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:15:59,954 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:15:59,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:15:59,955 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:15:59,956 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:15:59,956 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:15:59,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:15:59,957 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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8acf6765f11fcd1914a16b600f73d0dd655e8b1eed69990958acc7eadb94c2e [2024-10-31 22:16:00,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:16:00,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:16:00,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:16:00,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:16:00,381 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:16:00,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i Unable to find full path for "g++" [2024-10-31 22:16:02,583 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:16:03,315 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:16:03,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i [2024-10-31 22:16:03,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/data/ea7952c0c/d271c7c5819d49e2ae577b7a6b643611/FLAG0a2b84d59 [2024-10-31 22:16:03,660 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/data/ea7952c0c/d271c7c5819d49e2ae577b7a6b643611 [2024-10-31 22:16:03,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:16:03,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:16:03,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:03,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:16:03,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:16:03,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:03" (1/1) ... [2024-10-31 22:16:03,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4811ca3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:03, skipping insertion in model container [2024-10-31 22:16:03,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:03" (1/1) ... [2024-10-31 22:16:03,862 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:16:04,323 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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i[4495,4508] [2024-10-31 22:16:04,335 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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i[4555,4568] [2024-10-31 22:16:05,739 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,740 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,741 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,742 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,744 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,761 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,762 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,765 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:05,766 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,654 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,655 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:06,809 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:16:06,835 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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i[4495,4508] [2024-10-31 22:16:06,836 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_cb154399-f8a1-49e7-a9b8-d5fb95180a82/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness.i[4555,4568] [2024-10-31 22:16:06,909 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,909 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,910 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,915 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,916 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,931 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,934 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,936 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:06,936 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:07,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-10-31 22:16:07,170 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:07,171 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:07,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-10-31 22:16:07,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:07,553 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:16:07,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07 WrapperNode [2024-10-31 22:16:07,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:07,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:07,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:16:07,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:16:07,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,807 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 871 [2024-10-31 22:16:07,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:07,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:16:07,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:16:07,813 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:16:07,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,845 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,946 INFO L175 MemorySlicer]: Split 560 memory accesses to 7 slices as follows [2, 257, 238, 2, 47, 6, 8]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 0, 8, 0, 5]. The 496 writes are split as follows [0, 257, 232, 1, 3, 2, 1]. [2024-10-31 22:16:07,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:07,990 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:08,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:08,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:08,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:16:08,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:16:08,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:16:08,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:16:08,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (1/1) ... [2024-10-31 22:16:08,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:08,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb154399-f8a1-49e7-a9b8-d5fb95180a82/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:16:08,100 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:16:08,101 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:16:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:16:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:16:08,101 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:16:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:16:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:16:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:16:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:16:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:16:08,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:16:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:16:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:16:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:16:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:16:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:16:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:16:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:16:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 22:16:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 22:16:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:16:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:16:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:16:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:16:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:16:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:16:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:16:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:16:08,108 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:16:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:16:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:16:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:16:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:16:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:16:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:16:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-10-31 22:16:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:16:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:16:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:16:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:16:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:16:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:16:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:16:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:16:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:16:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:16:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:16:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:16:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:16:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:16:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:16:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:16:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:16:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:16:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:16:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:16:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:16:08,540 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:16:08,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:16:19,130 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2024-10-31 22:16:19,131 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:16:19,174 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:16:19,174 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:16:19,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:19 BoogieIcfgContainer [2024-10-31 22:16:19,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:16:19,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:16:19,178 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:16:19,183 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:16:19,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:16:03" (1/3) ... [2024-10-31 22:16:19,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63dd3581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:19, skipping insertion in model container [2024-10-31 22:16:19,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:07" (2/3) ... [2024-10-31 22:16:19,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63dd3581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:19, skipping insertion in model container [2024-10-31 22:16:19,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:19" (3/3) ... [2024-10-31 22:16:19,190 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_u8_harness.i [2024-10-31 22:16:19,230 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:16:19,230 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:16:19,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:16:19,335 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;@746c29bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:16:19,335 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:16:19,341 INFO L276 IsEmpty]: Start isEmpty. Operand has 132 states, 86 states have (on average 1.2325581395348837) internal successors, (106), 87 states have internal predecessors, (106), 34 states have call successors, (34), 10 states have call predecessors, (34), 10 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-10-31 22:16:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-10-31 22:16:19,354 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:16:19,355 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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 22:16:19,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:16:19,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,361 INFO L85 PathProgramCache]: Analyzing trace with hash -276254992, now seen corresponding path program 1 times [2024-10-31 22:16:19,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82061492] [2024-10-31 22:16:19,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms