./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 0.3.0-?-551b009-m [2025-01-09 17:05:27,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:05:27,917 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:05:27,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:05:27,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:05:27,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:05:27,943 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:05:27,943 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:05:27,944 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:05:27,944 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:05:27,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:05:27,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:05:27,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:05:27,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:05:27,945 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:05:27,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:05:27,946 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:05:27,947 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:05:27,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:05:27,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:05:27,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:05:27,948 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:05:27,949 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:05:27,949 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 [2025-01-09 17:05:28,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:05:28,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:05:28,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:05:28,195 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:05:28,195 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:05:28,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2025-01-09 17:05:29,289 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7f050639e/43c447b3d55342df94c166409f22de1f/FLAG093bc6cbd [2025-01-09 17:05:29,770 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:05:29,770 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2025-01-09 17:05:29,798 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7f050639e/43c447b3d55342df94c166409f22de1f/FLAG093bc6cbd [2025-01-09 17:05:29,849 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7f050639e/43c447b3d55342df94c166409f22de1f [2025-01-09 17:05:29,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:05:29,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:05:29,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:05:29,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:05:29,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:05:29,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:05:29" (1/1) ... [2025-01-09 17:05:29,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7688d538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:29, skipping insertion in model container [2025-01-09 17:05:29,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:05:29" (1/1) ... [2025-01-09 17:05:29,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:05:30,087 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4510,4523] [2025-01-09 17:05:30,094 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4570,4583] [2025-01-09 17:05:30,573 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,574 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,574 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,575 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,576 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,586 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,587 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,588 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,588 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,948 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,948 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:30,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:05:31,071 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:05:31,080 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4510,4523] [2025-01-09 17:05:31,084 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i[4570,4583] [2025-01-09 17:05:31,115 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,116 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,117 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,117 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,117 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,121 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,121 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,122 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,122 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2025-01-09 17:05:31,216 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,216 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:05:31,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2025-01-09 17:05:31,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:05:31,400 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:05:31,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31 WrapperNode [2025-01-09 17:05:31,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:05:31,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:05:31,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:05:31,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:05:31,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,528 INFO L138 Inliner]: procedures = 680, calls = 2662, calls flagged for inlining = 58, calls inlined = 5, statements flattened = 900 [2025-01-09 17:05:31,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:05:31,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:05:31,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:05:31,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:05:31,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,542 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,587 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [2, 257, 78, 249, 6]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [2, 0, 16, 11, 0]. The 499 writes are split as follows [0, 257, 7, 233, 2]. [2025-01-09 17:05:31,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,630 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:05:31,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:05:31,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:05:31,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:05:31,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (1/1) ... [2025-01-09 17:05:31,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:05:31,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:05:31,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 17:05:31,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 17:05:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-01-09 17:05:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-01-09 17:05:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:05:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:05:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:05:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2025-01-09 17:05:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-01-09 17:05:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2025-01-09 17:05:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2025-01-09 17:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:05:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:05:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:05:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:05:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 17:05:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 17:05:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-01-09 17:05:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:05:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-01-09 17:05:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-01-09 17:05:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-01-09 17:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 17:05:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:05:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2025-01-09 17:05:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2025-01-09 17:05:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2025-01-09 17:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:05:31,953 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:05:31,955 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:05:39,144 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2025-01-09 17:05:39,146 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:05:39,157 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:05:39,158 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 17:05:39,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:05:39 BoogieIcfgContainer [2025-01-09 17:05:39,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:05:39,160 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:05:39,160 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:05:39,163 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:05:39,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:05:29" (1/3) ... [2025-01-09 17:05:39,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441cef7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:05:39, skipping insertion in model container [2025-01-09 17:05:39,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:05:31" (2/3) ... [2025-01-09 17:05:39,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441cef7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:05:39, skipping insertion in model container [2025-01-09 17:05:39,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:05:39" (3/3) ... [2025-01-09 17:05:39,166 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness-1.i [2025-01-09 17:05:39,177 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:05:39,179 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_from_whole_buffer_harness-1.i that has 17 procedures, 185 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 17:05:39,221 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:05:39,229 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;@7db6c283, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:05:39,229 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:05:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand has 185 states, 109 states have (on average 1.201834862385321) internal successors, (131), 111 states have internal predecessors, (131), 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) [2025-01-09 17:05:39,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-01-09 17:05:39,244 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:05:39,244 INFO L218 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] [2025-01-09 17:05:39,245 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:05:39,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:05:39,251 INFO L85 PathProgramCache]: Analyzing trace with hash -670501155, now seen corresponding path program 1 times [2025-01-09 17:05:39,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:05:39,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542362868] [2025-01-09 17:05:39,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:05:39,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:06:44,232 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-01-09 17:06:44,710 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-01-09 17:06:44,711 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:06:44,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:06:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2025-01-09 17:06:45,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:06:45,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542362868] [2025-01-09 17:06:45,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542362868] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:06:45,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661907392] [2025-01-09 17:06:45,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:06:45,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:06:45,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:06:45,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 17:06:45,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process