./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d 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_ring_buffer_acquire_harness.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 5d24b296895bb1aad8d34c2d7efdb39aad00aa64487bccb479278d36c5a9a207 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:58:45,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:58:45,694 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-08 01:58:45,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:58:45,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:58:45,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:58:45,721 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:58:45,721 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:58:45,722 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:58:45,722 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:58:45,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:58:45,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:58:45,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:58:45,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:58:45,723 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:58:45,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:58:45,724 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:58:45,724 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:58:45,725 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:58:45,725 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:58:45,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:58:45,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:58:45,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:58:45,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:58:45,726 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 -> 5d24b296895bb1aad8d34c2d7efdb39aad00aa64487bccb479278d36c5a9a207 [2025-02-08 01:58:46,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:58:46,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:58:46,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:58:46,012 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:58:46,013 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:58:46,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2025-02-08 01:58:47,176 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d3ab2aed7/454b4c8275ff44bb9de1275082469410/FLAG5c6b6d852 [2025-02-08 01:58:47,728 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:58:47,731 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2025-02-08 01:58:47,766 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d3ab2aed7/454b4c8275ff44bb9de1275082469410/FLAG5c6b6d852 [2025-02-08 01:58:48,263 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d3ab2aed7/454b4c8275ff44bb9de1275082469410 [2025-02-08 01:58:48,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:58:48,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:58:48,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:58:48,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:58:48,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:58:48,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:58:48" (1/1) ... [2025-02-08 01:58:48,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f976159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:48, skipping insertion in model container [2025-02-08 01:58:48,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:58:48" (1/1) ... [2025-02-08 01:58:48,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:58:48,593 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_ring_buffer_acquire_harness.i[4497,4510] [2025-02-08 01:58:48,603 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_ring_buffer_acquire_harness.i[4557,4570] [2025-02-08 01:58:49,324 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,324 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,325 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,325 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,326 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,334 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,337 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,338 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,339 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,829 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,830 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:58:49,938 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:58:49,947 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_ring_buffer_acquire_harness.i[4497,4510] [2025-02-08 01:58:49,948 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_ring_buffer_acquire_harness.i[4557,4570] [2025-02-08 01:58:49,973 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,973 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,973 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,974 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,974 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,978 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,978 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,979 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:49,979 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:50,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-02-08 01:58:50,094 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:50,094 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:58:50,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] [2025-02-08 01:58:50,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:58:50,264 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:58:50,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50 WrapperNode [2025-02-08 01:58:50,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:58:50,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:58:50,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:58:50,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:58:50,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,370 INFO L138 Inliner]: procedures = 684, calls = 2943, calls flagged for inlining = 61, calls inlined = 12, statements flattened = 1207 [2025-02-08 01:58:50,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:58:50,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:58:50,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:58:50,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:58:50,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,395 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,469 INFO L175 MemorySlicer]: Split 617 memory accesses to 5 slices as follows [257, 2, 47, 68, 243]. 42 percent of accesses are in the largest equivalence class. The 27 initializations are split as follows [0, 2, 4, 10, 11]. The 515 writes are split as follows [257, 0, 22, 4, 232]. [2025-02-08 01:58:50,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,518 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:58:50,560 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:58:50,560 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:58:50,560 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:58:50,561 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (1/1) ... [2025-02-08 01:58:50,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:58:50,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:58:50,593 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) [2025-02-08 01:58:50,602 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 [2025-02-08 01:58:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-08 01:58:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-08 01:58:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:58:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-08 01:58:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-08 01:58:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2025-02-08 01:58:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2025-02-08 01:58:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 01:58:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-08 01:58:50,621 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-08 01:58:50,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:58:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2025-02-08 01:58:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:58:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-08 01:58:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-02-08 01:58:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 01:58:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2025-02-08 01:58:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 01:58:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2025-02-08 01:58:50,623 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-08 01:58:50,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2025-02-08 01:58:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2025-02-08 01:58:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-08 01:58:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2025-02-08 01:58:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2025-02-08 01:58:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2025-02-08 01:58:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-08 01:58:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2025-02-08 01:58:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2025-02-08 01:58:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2025-02-08 01:58:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2025-02-08 01:58:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2025-02-08 01:58:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2025-02-08 01:58:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 01:58:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 01:58:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 01:58:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 01:58:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 01:58:50,897 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:58:50,899 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:58:50,950 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-08 01:58:50,984 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8801: havoc #t~mem1324.base, #t~mem1324.offset;havoc #t~mem1325.base, #t~mem1325.offset;havoc #t~short1326;havoc #t~mem1327.base, #t~mem1327.offset;havoc #t~short1328;havoc #t~mem1329.base, #t~mem1329.offset;havoc #t~mem1330.base, #t~mem1330.offset;havoc #t~short1331;havoc #t~mem1332.base, #t~mem1332.offset;havoc #t~mem1333;havoc #t~mem1334.base, #t~mem1334.offset;havoc #t~short1335; [2025-02-08 01:58:50,985 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-02-08 01:58:50,987 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-08 01:58:51,045 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7377: havoc #t~mem678;havoc #t~mem679;havoc #t~short680;havoc #t~mem681.base, #t~mem681.offset;havoc #t~short682;havoc #t~mem683;havoc #t~mem684;havoc #t~mem685;havoc #t~short686;havoc #t~mem687;havoc #t~mem688.base, #t~mem688.offset;havoc #t~short689;havoc #t~short690;havoc #t~short691;havoc #t~short692; [2025-02-08 01:58:51,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: havoc #t~ret422;havoc #t~mem421.base, #t~mem421.offset; [2025-02-08 01:58:51,073 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-08 01:58:51,084 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6044: havoc #t~mem452.base, #t~mem452.offset;havoc #t~mem453.base, #t~mem453.offset;havoc #t~short454; [2025-02-08 01:58:51,095 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9214: havoc #t~mem1357.base, #t~mem1357.offset; [2025-02-08 01:58:51,117 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5624: havoc #t~ret408.base, #t~ret408.offset; [2025-02-08 01:58:51,164 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6077: havoc #t~mem464.base, #t~mem464.offset;havoc #t~mem465.base, #t~mem465.offset;havoc #t~mem466.base, #t~mem466.offset;havoc #t~short467;havoc #t~short468;havoc #t~mem469.base, #t~mem469.offset;havoc #t~short470; [2025-02-08 01:58:51,183 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8231: havoc #t~mem1063;havoc #t~mem1064.base, #t~mem1064.offset;havoc #t~mem1065;havoc #t~mem1066.base, #t~mem1066.offset;call ULTIMATE.dealloc(~#buf~2.base, ~#buf~2.offset);havoc ~#buf~2.base, ~#buf~2.offset; [2025-02-08 01:58:51,202 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9225: havoc #t~mem1360.base, #t~mem1360.offset; [2025-02-08 01:58:58,135 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9268: havoc aws_ring_buffer_acquire_harness_#t~ret1385#1;assume { :begin_inline_aws_ring_buffer_is_empty } true;aws_ring_buffer_is_empty_#in~ring_buf#1.base, aws_ring_buffer_is_empty_#in~ring_buf#1.offset := aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset;havoc aws_ring_buffer_is_empty_#res#1;havoc aws_ring_buffer_is_empty_#t~ret455#1.base, aws_ring_buffer_is_empty_#t~ret455#1.offset, aws_ring_buffer_is_empty_#t~ret456#1.base, aws_ring_buffer_is_empty_#t~ret456#1.offset, aws_ring_buffer_is_empty_~ring_buf#1.base, aws_ring_buffer_is_empty_~ring_buf#1.offset, aws_ring_buffer_is_empty_~head~0#1.base, aws_ring_buffer_is_empty_~head~0#1.offset, aws_ring_buffer_is_empty_~tail~0#1.base, aws_ring_buffer_is_empty_~tail~0#1.offset;aws_ring_buffer_is_empty_~ring_buf#1.base, aws_ring_buffer_is_empty_~ring_buf#1.offset := aws_ring_buffer_is_empty_#in~ring_buf#1.base, aws_ring_buffer_is_empty_#in~ring_buf#1.offset; [2025-02-08 01:58:58,135 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9268-1: SUMMARY for call __VERIFIER_assert((if 0 == aws_ring_buffer_acquire_harness_#t~ret1385#1 % 256 then 0 else 1)); srcloc: null [2025-02-08 01:58:58,135 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9202: is_empty_state_~tail~3#1.base, is_empty_state_~tail~3#1.offset := is_empty_state_#t~ret1354#1.base, is_empty_state_#t~ret1354#1.offset;havoc is_empty_state_#t~ret1354#1.base, is_empty_state_#t~ret1354#1.offset;is_empty_state_#res#1 := (if 0 == (if is_empty_state_~tail~3#1.base == is_empty_state_~head~3#1.base && is_empty_state_~tail~3#1.offset == is_empty_state_~head~3#1.offset then 1 else 0) then 0 else 1); [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9268-2: aws_ring_buffer_acquire_harness_#t~ret1385#1 := aws_ring_buffer_buf_belongs_to_pool_#res#1;havoc aws_ring_buffer_buf_belongs_to_pool_#t~ret1346#1, aws_ring_buffer_buf_belongs_to_pool_#t~ret1347#1, aws_ring_buffer_buf_belongs_to_pool_#t~ret1348#1, aws_ring_buffer_buf_belongs_to_pool_#t~ret1349#1, aws_ring_buffer_buf_belongs_to_pool_#t~ret1350#1, aws_ring_buffer_buf_belongs_to_pool_~ring_buffer#1.base, aws_ring_buffer_buf_belongs_to_pool_~ring_buffer#1.offset, aws_ring_buffer_buf_belongs_to_pool_~buf#1.base, aws_ring_buffer_buf_belongs_to_pool_~buf#1.offset, aws_ring_buffer_buf_belongs_to_pool_~rval~16#1;havoc aws_ring_buffer_buf_belongs_to_pool_#in~ring_buffer#1.base, aws_ring_buffer_buf_belongs_to_pool_#in~ring_buffer#1.offset, aws_ring_buffer_buf_belongs_to_pool_#in~buf#1.base, aws_ring_buffer_buf_belongs_to_pool_#in~buf#1.offset;assume { :end_inline_aws_ring_buffer_buf_belongs_to_pool } true; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9202-1: SUMMARY for call is_empty_state_#t~ret1354#1.base, is_empty_state_#t~ret1354#1.offset := aws_atomic_load_ptr(is_empty_state_~ring_buf#1.base, 24 + is_empty_state_~ring_buf#1.offset); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9269: assume 0 != aws_ring_buffer_acquire_harness_#t~ret1386#1 % 256;havoc aws_ring_buffer_acquire_harness_#t~ret1386#1;call aws_ring_buffer_acquire_harness_#t~mem1387#1.base, aws_ring_buffer_acquire_harness_#t~mem1387#1.offset := read~$Pointer$#3(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, 8 + aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset, 8); [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9269: assume !(0 != aws_ring_buffer_acquire_harness_#t~ret1386#1 % 256);havoc aws_ring_buffer_acquire_harness_#t~ret1386#1;call aws_ring_buffer_acquire_harness_#t~mem1389#1.base, aws_ring_buffer_acquire_harness_#t~mem1389#1.offset := read~$Pointer$#3(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, 8 + aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset, 8); [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9269-1: aws_ring_buffer_acquire_harness_#t~ret1386#1 := aws_ring_buffer_is_empty_#res#1;havoc aws_ring_buffer_is_empty_#t~ret455#1.base, aws_ring_buffer_is_empty_#t~ret455#1.offset, aws_ring_buffer_is_empty_#t~ret456#1.base, aws_ring_buffer_is_empty_#t~ret456#1.offset, aws_ring_buffer_is_empty_~ring_buf#1.base, aws_ring_buffer_is_empty_~ring_buf#1.offset, aws_ring_buffer_is_empty_~head~0#1.base, aws_ring_buffer_is_empty_~head~0#1.offset, aws_ring_buffer_is_empty_~tail~0#1.base, aws_ring_buffer_is_empty_~tail~0#1.offset;havoc aws_ring_buffer_is_empty_#in~ring_buf#1.base, aws_ring_buffer_is_empty_#in~ring_buf#1.offset;assume { :end_inline_aws_ring_buffer_is_empty } true; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9270-1: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_~new_head~0#1.base == aws_ring_buffer_acquire_harness_#t~mem1387#1.base && aws_ring_buffer_acquire_harness_~new_head~0#1.offset == aws_ring_buffer_acquire_harness_#t~mem1387#1.offset + (if aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 else aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9270: havoc aws_ring_buffer_acquire_harness_#t~mem1387#1.base, aws_ring_buffer_acquire_harness_#t~mem1387#1.offset;call aws_ring_buffer_acquire_harness_#t~mem1388#1.base, aws_ring_buffer_acquire_harness_#t~mem1388#1.offset := read~$Pointer$#3(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, 8 + aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset, 8); [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9271: havoc aws_ring_buffer_acquire_harness_#t~mem1388#1.base, aws_ring_buffer_acquire_harness_#t~mem1388#1.offset; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9271-1: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_~new_tail~0#1.base == aws_ring_buffer_acquire_harness_#t~mem1388#1.base && aws_ring_buffer_acquire_harness_~new_tail~0#1.offset == aws_ring_buffer_acquire_harness_#t~mem1388#1.offset then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8644: havoc aws_ring_buffer_acquire_#t~ret1238#1; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9273: havoc aws_ring_buffer_acquire_harness_#t~mem1389#1.base, aws_ring_buffer_acquire_harness_#t~mem1389#1.offset; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9273-1: SUMMARY for call __VERIFIER_assert((if 0 == (if (aws_ring_buffer_acquire_harness_~new_head~0#1.base == aws_ring_buffer_acquire_harness_#t~mem1389#1.base && aws_ring_buffer_acquire_harness_~new_head~0#1.offset == aws_ring_buffer_acquire_harness_#t~mem1389#1.offset + (if aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 else aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616)) || (aws_ring_buffer_acquire_harness_~new_head~0#1.base == aws_ring_buffer_acquire_harness_~old_head~0#1.base && aws_ring_buffer_acquire_harness_~new_head~0#1.offset == aws_ring_buffer_acquire_harness_~old_head~0#1.offset + (if aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 else aws_ring_buffer_acquire_harness_~requested_size~0#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616)) then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6053: aws_ring_buffer_is_empty_~head~0#1.base, aws_ring_buffer_is_empty_~head~0#1.offset := aws_ring_buffer_is_empty_#t~ret455#1.base, aws_ring_buffer_is_empty_#t~ret455#1.offset;havoc aws_ring_buffer_is_empty_#t~ret455#1.base, aws_ring_buffer_is_empty_#t~ret455#1.offset; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6053-1: SUMMARY for call aws_ring_buffer_is_empty_#t~ret455#1.base, aws_ring_buffer_is_empty_#t~ret455#1.offset := aws_atomic_load_ptr(aws_ring_buffer_is_empty_~ring_buf#1.base, 16 + aws_ring_buffer_is_empty_~ring_buf#1.offset); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9274: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_~new_tail~0#1.base == aws_ring_buffer_acquire_harness_~old_tail~0#1.base && aws_ring_buffer_acquire_harness_~new_tail~0#1.offset == aws_ring_buffer_acquire_harness_~old_tail~0#1.offset then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8630-2: havoc aws_ring_buffer_acquire_#t~ret1229#1; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6054: aws_ring_buffer_is_empty_~tail~0#1.base, aws_ring_buffer_is_empty_~tail~0#1.offset := aws_ring_buffer_is_empty_#t~ret456#1.base, aws_ring_buffer_is_empty_#t~ret456#1.offset;havoc aws_ring_buffer_is_empty_#t~ret456#1.base, aws_ring_buffer_is_empty_#t~ret456#1.offset;aws_ring_buffer_is_empty_#res#1 := (if 0 == (if aws_ring_buffer_is_empty_~head~0#1.base == aws_ring_buffer_is_empty_~tail~0#1.base && aws_ring_buffer_is_empty_~head~0#1.offset == aws_ring_buffer_is_empty_~tail~0#1.offset then 1 else 0) then 0 else 1); [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6054-1: SUMMARY for call aws_ring_buffer_is_empty_#t~ret456#1.base, aws_ring_buffer_is_empty_#t~ret456#1.offset := aws_atomic_load_ptr(aws_ring_buffer_is_empty_~ring_buf#1.base, 24 + aws_ring_buffer_is_empty_~ring_buf#1.offset); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276: havoc aws_ring_buffer_acquire_harness_#t~ret1390#1;havoc aws_ring_buffer_acquire_harness_#t~ret1391#1;havoc aws_ring_buffer_acquire_harness_#t~short1392#1; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-1: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_#t~short1392#1 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-2: aws_ring_buffer_acquire_harness_#t~short1392#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1391#1 % 256; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-3: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1391#1 := is_front_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset); srcloc: null [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-4: assume aws_ring_buffer_acquire_harness_#t~short1392#1; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-4: assume !aws_ring_buffer_acquire_harness_#t~short1392#1; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-5: aws_ring_buffer_acquire_harness_#t~ret1390#1 := is_empty_state_#res#1;havoc is_empty_state_#t~ret1353#1.base, is_empty_state_#t~ret1353#1.offset, is_empty_state_#t~ret1354#1.base, is_empty_state_#t~ret1354#1.offset, is_empty_state_~ring_buf#1.base, is_empty_state_~ring_buf#1.offset, is_empty_state_~head~3#1.base, is_empty_state_~head~3#1.offset, is_empty_state_~tail~3#1.base, is_empty_state_~tail~3#1.offset;havoc is_empty_state_#in~ring_buf#1.base, is_empty_state_#in~ring_buf#1.offset;assume { :end_inline_is_empty_state } true;aws_ring_buffer_acquire_harness_#t~short1392#1 := 0 == aws_ring_buffer_acquire_harness_#t~ret1390#1 % 256; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-6: assume { :begin_inline_is_empty_state } true;is_empty_state_#in~ring_buf#1.base, is_empty_state_#in~ring_buf#1.offset := aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset;havoc is_empty_state_#res#1;havoc is_empty_state_#t~ret1353#1.base, is_empty_state_#t~ret1353#1.offset, is_empty_state_#t~ret1354#1.base, is_empty_state_#t~ret1354#1.offset, is_empty_state_~ring_buf#1.base, is_empty_state_~ring_buf#1.offset, is_empty_state_~head~3#1.base, is_empty_state_~head~3#1.offset, is_empty_state_~tail~3#1.base, is_empty_state_~tail~3#1.offset;is_empty_state_~ring_buf#1.base, is_empty_state_~ring_buf#1.offset := is_empty_state_#in~ring_buf#1.base, is_empty_state_#in~ring_buf#1.offset; [2025-02-08 01:58:58,136 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277: havoc aws_ring_buffer_acquire_harness_#t~ret1393#1;havoc aws_ring_buffer_acquire_harness_#t~ret1394#1;havoc aws_ring_buffer_acquire_harness_#t~short1395#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-1: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_#t~short1395#1 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-2: aws_ring_buffer_acquire_harness_#t~short1395#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1394#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-3: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1394#1 := is_front_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-4: assume aws_ring_buffer_acquire_harness_#t~short1395#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-4: assume !aws_ring_buffer_acquire_harness_#t~short1395#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-5: aws_ring_buffer_acquire_harness_#t~short1395#1 := 0 == aws_ring_buffer_acquire_harness_#t~ret1393#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-6: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1393#1 := is_front_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-1: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_#t~short1400#1 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-2: aws_ring_buffer_acquire_harness_#t~short1400#1 := aws_ring_buffer_acquire_harness_#t~short1399#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-3: aws_ring_buffer_acquire_harness_#t~short1399#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1398#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-4: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1398#1 := is_ends_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278: havoc aws_ring_buffer_acquire_harness_#t~ret1396#1;havoc aws_ring_buffer_acquire_harness_#t~ret1397#1;havoc aws_ring_buffer_acquire_harness_#t~ret1398#1;havoc aws_ring_buffer_acquire_harness_#t~short1399#1;havoc aws_ring_buffer_acquire_harness_#t~short1400#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-9: aws_ring_buffer_acquire_harness_#t~short1400#1 := 0 == aws_ring_buffer_acquire_harness_#t~ret1396#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-10: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1396#1 := is_middle_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-5: assume aws_ring_buffer_acquire_harness_#t~short1399#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-5: assume !aws_ring_buffer_acquire_harness_#t~short1399#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-6: aws_ring_buffer_acquire_harness_#t~short1399#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1397#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-7: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1397#1 := is_middle_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-8: assume aws_ring_buffer_acquire_harness_#t~short1400#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9278-8: assume !aws_ring_buffer_acquire_harness_#t~short1400#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-3: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1402#1 := is_ends_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-4: assume aws_ring_buffer_acquire_harness_#t~short1403#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-4: assume !aws_ring_buffer_acquire_harness_#t~short1403#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-5: aws_ring_buffer_acquire_harness_#t~short1403#1 := 0 == aws_ring_buffer_acquire_harness_#t~ret1401#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-6: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1401#1 := is_ends_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280: havoc aws_ring_buffer_acquire_harness_#t~ret1401#1;havoc aws_ring_buffer_acquire_harness_#t~ret1402#1;havoc aws_ring_buffer_acquire_harness_#t~short1403#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-1: SUMMARY for call __VERIFIER_assert((if 0 == (if aws_ring_buffer_acquire_harness_#t~short1403#1 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9280-2: aws_ring_buffer_acquire_harness_#t~short1403#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1402#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-4: assume aws_ring_buffer_acquire_harness_#t~short1406#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-4: assume !aws_ring_buffer_acquire_harness_#t~short1406#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-5: aws_ring_buffer_acquire_harness_#t~short1406#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1404#1 % 256; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-6: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1404#1 := is_front_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf_old~0#1.offset); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281: havoc aws_ring_buffer_acquire_harness_#t~ret1404#1;havoc aws_ring_buffer_acquire_harness_#t~ret1405#1;havoc aws_ring_buffer_acquire_harness_#t~short1406#1; [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-1: SUMMARY for call __VERIFIER_assert((if 0 == (if !aws_ring_buffer_acquire_harness_#t~short1406#1 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:58:58,137 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-2: aws_ring_buffer_acquire_harness_#t~short1406#1 := 0 != aws_ring_buffer_acquire_harness_#t~ret1405#1 % 256; [2025-02-08 01:58:58,138 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9281-3: SUMMARY for call aws_ring_buffer_acquire_harness_#t~ret1405#1 := is_middle_valid_state(aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base, aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset); srcloc: null [2025-02-08 01:58:58,138 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8638: havoc aws_ring_buffer_acquire_~ring_space~0#1; [2025-02-08 01:58:58,138 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8688: havoc aws_ring_buffer_acquire_#t~ret1268#1; [2025-02-08 01:58:58,138 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9201: is_empty_state_~head~3#1.base, is_empty_state_~head~3#1.offset := is_empty_state_#t~ret1353#1.base, is_empty_state_#t~ret1353#1.offset;havoc is_empty_state_#t~ret1353#1.base, is_empty_state_#t~ret1353#1.offset; [2025-02-08 01:58:58,138 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9201-1: SUMMARY for call is_empty_state_#t~ret1353#1.base, is_empty_state_#t~ret1353#1.offset := aws_atomic_load_ptr(is_empty_state_~ring_buf#1.base, 16 + is_empty_state_~ring_buf#1.offset); srcloc: null [2025-02-08 01:58:58,247 INFO L? ?]: Removed 199 outVars from TransFormulas that were not future-live. [2025-02-08 01:58:58,247 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:58:58,276 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:58:58,276 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:58:58,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:58:58 BoogieIcfgContainer [2025-02-08 01:58:58,276 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:58:58,278 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:58:58,278 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:58:58,282 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:58:58,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:58:48" (1/3) ... [2025-02-08 01:58:58,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ca00d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:58:58, skipping insertion in model container [2025-02-08 01:58:58,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:58:50" (2/3) ... [2025-02-08 01:58:58,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ca00d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:58:58, skipping insertion in model container [2025-02-08 01:58:58,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:58:58" (3/3) ... [2025-02-08 01:58:58,284 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_acquire_harness.i [2025-02-08 01:58:58,292 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:58:58,294 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_ring_buffer_acquire_harness.i that has 22 procedures, 351 locations, 1 initial locations, 3 loop locations, and 4 error locations. [2025-02-08 01:58:58,340 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 01:58:58,348 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;@182b7cf1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 01:58:58,349 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2025-02-08 01:58:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand has 345 states, 199 states have (on average 1.2311557788944723) internal successors, (245), 204 states have internal predecessors, (245), 119 states have call successors, (119), 18 states have call predecessors, (119), 18 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) [2025-02-08 01:58:58,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-02-08 01:58:58,358 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 01:58:58,359 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2025-02-08 01:58:58,359 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_store_ptr_explicitErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, aws_atomic_load_ptr_explicitErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 1 more)] === [2025-02-08 01:58:58,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:58:58,363 INFO L85 PathProgramCache]: Analyzing trace with hash 987108287, now seen corresponding path program 1 times [2025-02-08 01:58:58,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:58:58,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390957269] [2025-02-08 01:58:58,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:58:58,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 02:00:04,844 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-02-08 02:00:05,351 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-02-08 02:00:05,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 02:00:05,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 02:00:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2025-02-08 02:00:06,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 02:00:06,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390957269] [2025-02-08 02:00:06,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390957269] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 02:00:06,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704628099] [2025-02-08 02:00:06,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 02:00:06,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 02:00:06,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 02:00:06,106 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) [2025-02-08 02:00:06,108 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