./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:09:33,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:09:33,930 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:09:33,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:09:33,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:09:33,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:09:33,960 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:09:33,960 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:09:33,960 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:09:33,963 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:09:33,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:09:33,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:09:33,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:09:33,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:09:33,965 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:09:33,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:09:33,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:09:33,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:09:33,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:09:33,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:09:33,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:09:33,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:09:33,968 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:09:33,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:09:33,969 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:09:33,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:09:33,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:09:33,969 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:09:33,969 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:09:33,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:09:33,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:09:33,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:09:33,970 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:09:33,970 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:09:33,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:09:33,970 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:09:33,970 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:09:33,971 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:09:33,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:09:33,971 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb [2024-11-22 14:09:34,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:09:34,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:09:34,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:09:34,199 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:09:34,199 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:09:34,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-22 14:09:35,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:09:35,757 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:09:35,758 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-22 14:09:35,791 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c459c74/bb8af1710fa14f31a65d4f6bb39760cd/FLAG3c540d390 [2024-11-22 14:09:35,802 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c459c74/bb8af1710fa14f31a65d4f6bb39760cd [2024-11-22 14:09:35,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:09:35,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:09:35,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:09:35,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:09:35,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:09:35,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:09:35" (1/1) ... [2024-11-22 14:09:35,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f11a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:35, skipping insertion in model container [2024-11-22 14:09:35,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:09:35" (1/1) ... [2024-11-22 14:09:35,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:09:36,124 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4510,4523] [2024-11-22 14:09:36,132 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4570,4583] [2024-11-22 14:09:36,710 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,711 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,711 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,712 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,729 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:36,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,141 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:09:37,244 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:09:37,260 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4510,4523] [2024-11-22 14:09:37,261 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4570,4583] [2024-11-22 14:09:37,300 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,302 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-22 14:09:37,423 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:09:37,434 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-22 14:09:37,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:09:37,730 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:09:37,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37 WrapperNode [2024-11-22 14:09:37,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:09:37,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:09:37,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:09:37,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:09:37,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,874 INFO L138 Inliner]: procedures = 680, calls = 2662, calls flagged for inlining = 58, calls inlined = 5, statements flattened = 900 [2024-11-22 14:09:37,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:09:37,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:09:37,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:09:37,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:09:37,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,897 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,958 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [257, 2, 249, 6, 78]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [0, 2, 11, 0, 16]. The 499 writes are split as follows [257, 0, 233, 2, 7]. [2024-11-22 14:09:37,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:37,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:38,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:38,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:38,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:09:38,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:09:38,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:09:38,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:09:38,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (1/1) ... [2024-11-22 14:09:38,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:09:38,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:09:38,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 14:09:38,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 14:09:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:09:38,133 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:09:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:09:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:09:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:09:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:09:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:09:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-22 14:09:38,136 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:09:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:09:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:09:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-22 14:09:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-22 14:09:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-22 14:09:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-22 14:09:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:09:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:09:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:09:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:09:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-22 14:09:38,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-22 14:09:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-22 14:09:38,138 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-22 14:09:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:09:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:09:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:09:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:09:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-22 14:09:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-22 14:09:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-22 14:09:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:09:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:09:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-22 14:09:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-11-22 14:09:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:09:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:09:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:09:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:09:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:09:38,393 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:09:38,395 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:09:45,719 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-11-22 14:09:45,720 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:09:45,736 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:09:45,736 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 14:09:45,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:09:45 BoogieIcfgContainer [2024-11-22 14:09:45,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:09:45,740 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:09:45,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:09:45,743 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:09:45,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:09:35" (1/3) ... [2024-11-22 14:09:45,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68bef306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:09:45, skipping insertion in model container [2024-11-22 14:09:45,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:37" (2/3) ... [2024-11-22 14:09:45,744 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68bef306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:09:45, skipping insertion in model container [2024-11-22 14:09:45,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:09:45" (3/3) ... [2024-11-22 14:09:45,746 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-22 14:09:45,758 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:09:45,759 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:09:45,814 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:09:45,819 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;@4d19be85, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:09:45,820 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:09:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 111 states have (on average 1.2072072072072073) internal successors, (134), 113 states have internal predecessors, (134), 58 states have call successors, (58), 16 states have call predecessors, (58), 16 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-22 14:09:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-22 14:09:45,836 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:09:45,837 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 14:09:45,837 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:09:45,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:09:45,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1289631181, now seen corresponding path program 1 times [2024-11-22 14:09:45,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:09:45,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343815763] [2024-11-22 14:09:45,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:09:45,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:11:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:11:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-22 14:11:03,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:11:03,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343815763] [2024-11-22 14:11:03,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343815763] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:11:03,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573617440] [2024-11-22 14:11:03,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:11:03,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:11:03,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:11:03,825 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 14:11:03,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process