./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 33ea2a815d3ee319237562a4f44f4c58bc4a24bd2ff234245c80f52d85079eb0 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:58:54,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:58:54,958 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:58:54,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:58:54,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:58:54,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:58:54,996 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:58:54,998 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:58:54,999 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:58:54,999 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:58:55,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:58:55,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:58:55,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:58:55,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:58:55,012 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:58:55,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:58:55,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:58:55,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:58:55,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:58:55,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:58:55,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:58:55,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:58:55,017 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:58:55,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:58:55,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:58:55,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:58:55,018 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:58:55,018 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:58:55,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:58:55,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:58:55,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:58:55,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:58:55,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:58:55,019 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:58:55,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:58:55,020 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:58:55,020 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:58:55,020 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:58:55,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:58:55,020 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33ea2a815d3ee319237562a4f44f4c58bc4a24bd2ff234245c80f52d85079eb0 [2024-11-12 08:58:55,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:58:55,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:58:55,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:58:55,262 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:58:55,263 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:58:55,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2024-11-12 08:58:56,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:58:57,016 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:58:57,016 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2024-11-12 08:58:57,059 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c276b556/6ec477e6b7514ce28f647f6c2935c8a1/FLAGa95daf4c0 [2024-11-12 08:58:57,077 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c276b556/6ec477e6b7514ce28f647f6c2935c8a1 [2024-11-12 08:58:57,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:58:57,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:58:57,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:58:57,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:58:57,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:58:57,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:58:57" (1/1) ... [2024-11-12 08:58:57,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64844502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:57, skipping insertion in model container [2024-11-12 08:58:57,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:58:57" (1/1) ... [2024-11-12 08:58:57,255 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:58:57,510 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2024-11-12 08:58:57,518 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2024-11-12 08:58:58,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,104 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,105 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,107 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,121 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,124 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,124 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,703 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:58:58,826 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:58:58,840 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2024-11-12 08:58:58,841 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2024-11-12 08:58:58,875 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:58,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:59,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-12 08:58:59,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:59,102 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:58:59,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] [2024-11-12 08:58:59,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:58:59,276 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:58:59,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59 WrapperNode [2024-11-12 08:58:59,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:58:59,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:58:59,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:58:59,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:58:59,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,487 INFO L138 Inliner]: procedures = 680, calls = 2872, calls flagged for inlining = 56, calls inlined = 6, statements flattened = 817 [2024-11-12 08:58:59,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:58:59,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:58:59,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:58:59,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:58:59,505 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,515 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,570 INFO L175 MemorySlicer]: Split 531 memory accesses to 5 slices as follows [2, 257, 238, 28, 6]. 48 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 0, 6, 5, 5]. The 494 writes are split as follows [0, 257, 232, 5, 0]. [2024-11-12 08:58:59,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:58:59,652 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:58:59,652 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:58:59,652 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:58:59,653 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (1/1) ... [2024-11-12 08:58:59,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:58:59,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:58:59,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 08:58:59,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 08:58:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:58:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2024-11-12 08:58:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2024-11-12 08:58:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:58:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:58:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:58:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:58:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:58:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:58:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:58:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2024-11-12 08:58:59,730 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:58:59,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:58:59,730 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-12 08:58:59,730 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:58:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:58:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:58:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:58:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2024-11-12 08:58:59,732 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2024-11-12 08:58:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-12 08:58:59,736 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-12 08:58:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-12 08:58:59,736 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2024-11-12 08:58:59,737 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2024-11-12 08:58:59,737 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2024-11-12 08:58:59,737 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:58:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:59:00,035 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:59:00,038 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:59:07,661 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-12 08:59:07,662 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:59:07,676 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:59:07,677 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-12 08:59:07,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:59:07 BoogieIcfgContainer [2024-11-12 08:59:07,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:59:07,680 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:59:07,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:59:07,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:59:07,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:58:57" (1/3) ... [2024-11-12 08:59:07,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e5c02c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:59:07, skipping insertion in model container [2024-11-12 08:59:07,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:58:59" (2/3) ... [2024-11-12 08:59:07,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e5c02c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:59:07, skipping insertion in model container [2024-11-12 08:59:07,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:59:07" (3/3) ... [2024-11-12 08:59:07,686 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_clean_up_harness_negated.i [2024-11-12 08:59:07,702 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:59:07,702 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-12 08:59:07,751 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:59:07,756 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;@3427822d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:59:07,757 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-12 08:59:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 99 states have (on average 1.2525252525252526) internal successors, (124), 102 states have internal predecessors, (124), 33 states have call successors, (33), 15 states have call predecessors, (33), 15 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-12 08:59:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-12 08:59:07,768 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:59:07,769 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-12 08:59:07,769 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)] === [2024-11-12 08:59:07,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:59:07,775 INFO L85 PathProgramCache]: Analyzing trace with hash -775767707, now seen corresponding path program 1 times [2024-11-12 08:59:07,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:59:07,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267848295] [2024-11-12 08:59:07,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:59:07,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:00:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:00:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 09:00:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 09:00:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 09:00:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-12 09:00:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 09:00:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 09:00:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 09:00:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-12 09:00:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:00:30,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 09:00:30,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:00:30,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267848295] [2024-11-12 09:00:30,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267848295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:00:30,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:00:30,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 09:00:30,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302618745] [2024-11-12 09:00:30,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:00:30,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 09:00:30,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:00:30,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 09:00:30,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 09:00:30,380 INFO L87 Difference]: Start difference. First operand has 151 states, 99 states have (on average 1.2525252525252526) internal successors, (124), 102 states have internal predecessors, (124), 33 states have call successors, (33), 15 states have call predecessors, (33), 15 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 09:00:34,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:00:37,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:00:37,242 INFO L93 Difference]: Finished difference Result 288 states and 390 transitions. [2024-11-12 09:00:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 09:00:37,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 56 [2024-11-12 09:00:37,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:00:37,266 INFO L225 Difference]: With dead ends: 288 [2024-11-12 09:00:37,267 INFO L226 Difference]: Without dead ends: 147 [2024-11-12 09:00:37,274 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 09:00:37,282 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 92 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 24 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-12 09:00:37,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 103 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2024-11-12 09:00:37,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-12 09:00:37,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2024-11-12 09:00:37,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 93 states have (on average 1.1827956989247312) internal successors, (110), 97 states have internal predecessors, (110), 33 states have call successors, (33), 15 states have call predecessors, (33), 15 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-12 09:00:37,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 175 transitions. [2024-11-12 09:00:37,357 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 175 transitions. Word has length 56 [2024-11-12 09:00:37,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:00:37,357 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 175 transitions. [2024-11-12 09:00:37,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 09:00:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2024-11-12 09:00:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-12 09:00:37,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:00:37,360 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-12 09:00:37,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 09:00:37,360 INFO L396 AbstractCegarLoop]: === Iteration 2 === 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)] === [2024-11-12 09:00:37,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:00:37,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1549025763, now seen corresponding path program 1 times [2024-11-12 09:00:37,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:00:37,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046655353] [2024-11-12 09:00:37,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:00:37,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms