./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 eb692b52 Calling Ultimate with: /usr/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_acquire_harness.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.graphml --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 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 22:18:27,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 22:18:27,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 22:18:28,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 22:18:28,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 22:18:28,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 22:18:28,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 22:18:28,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 22:18:28,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 22:18:28,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 22:18:28,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 22:18:28,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 22:18:28,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 22:18:28,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 22:18:28,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 22:18:28,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 22:18:28,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 22:18:28,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 22:18:28,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 22:18:28,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 22:18:28,036 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 22:18:28,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 22:18:28,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 22:18:28,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 22:18:28,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 22:18:28,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 22:18:28,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 22:18:28,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 22:18:28,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 22:18:28,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 22:18:28,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 22:18:28,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 22:18:28,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 22:18:28,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 22:18:28,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 22:18:28,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 22:18:28,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 22:18:28,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 22:18:28,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 22:18:28,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 22:18:28,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 22:18:28,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 22:18:28,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 22:18:28,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 22:18:28,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 22:18:28,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 22:18:28,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 22:18:28,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 22:18:28,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 22:18:28,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 22:18:28,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 22:18:28,087 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 22:18:28,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 22:18:28,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 22:18:28,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 22:18:28,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 22:18:28,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 22:18:28,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 22:18:28,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:18:28,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 22:18:28,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 22:18:28,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 22:18:28,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 22:18:28,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 22:18:28,090 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 22:18:28,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 22:18:28,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 22:18:28,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2022-07-19 22:18:28,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 22:18:28,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 22:18:28,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 22:18:28,336 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 22:18:28,336 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 22:18:28,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2022-07-19 22:18:28,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b74e795a/420365b7fbc84ac5bad19a12e842d4be/FLAGc8c83a71e [2022-07-19 22:18:28,962 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 22:18:28,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2022-07-19 22:18:29,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b74e795a/420365b7fbc84ac5bad19a12e842d4be/FLAGc8c83a71e [2022-07-19 22:18:29,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b74e795a/420365b7fbc84ac5bad19a12e842d4be [2022-07-19 22:18:29,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 22:18:29,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 22:18:29,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 22:18:29,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 22:18:29,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 22:18:29,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:18:29" (1/1) ... [2022-07-19 22:18:29,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2d2075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:29, skipping insertion in model container [2022-07-19 22:18:29,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:18:29" (1/1) ... [2022-07-19 22:18:29,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 22:18:29,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 22:18:29,726 WARN L230 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_acquire_harness.i[4497,4510] [2022-07-19 22:18:29,732 WARN L230 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_acquire_harness.i[4557,4570] [2022-07-19 22:18:30,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,287 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,288 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,297 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,303 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,307 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,309 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,514 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:18:30,515 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:18:30,516 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:18:30,517 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:18:30,517 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:18:30,518 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:18:30,518 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:18:30,519 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:18:30,519 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:18:30,520 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:18:30,635 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-19 22:18:30,759 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,760 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:18:30,853 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 22:18:30,862 WARN L230 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_acquire_harness.i[4497,4510] [2022-07-19 22:18:30,862 WARN L230 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_acquire_harness.i[4557,4570] [2022-07-19 22:18:30,885 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,885 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,885 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,886 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,886 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,889 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,890 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,890 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,890 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,909 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:18:30,910 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:18:30,911 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:18:30,916 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:18:30,917 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:18:30,918 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:18:30,918 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:18:30,919 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:18:30,919 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:18:30,919 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:18:30,942 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-19 22:18:30,989 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:30,990 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:31,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:18:31,196 INFO L208 MainTranslator]: Completed translation [2022-07-19 22:18:31,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31 WrapperNode [2022-07-19 22:18:31,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 22:18:31,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 22:18:31,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 22:18:31,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 22:18:31,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,364 INFO L137 Inliner]: procedures = 695, calls = 2936, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 1179 [2022-07-19 22:18:31,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 22:18:31,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 22:18:31,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 22:18:31,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 22:18:31,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 22:18:31,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 22:18:31,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 22:18:31,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 22:18:31,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (1/1) ... [2022-07-19 22:18:31,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:18:31,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:31,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 22:18:31,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 22:18:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2022-07-19 22:18:31,531 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2022-07-19 22:18:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2022-07-19 22:18:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2022-07-19 22:18:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 22:18:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-19 22:18:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-19 22:18:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2022-07-19 22:18:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2022-07-19 22:18:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 22:18:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-19 22:18:31,533 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-19 22:18:31,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-19 22:18:31,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-19 22:18:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 22:18:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 22:18:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 22:18:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2022-07-19 22:18:31,535 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2022-07-19 22:18:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 22:18:31,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 22:18:31,536 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-19 22:18:31,536 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-19 22:18:31,536 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2022-07-19 22:18:31,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2022-07-19 22:18:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 22:18:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 22:18:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2022-07-19 22:18:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2022-07-19 22:18:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 22:18:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 22:18:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 22:18:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2022-07-19 22:18:31,538 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2022-07-19 22:18:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2022-07-19 22:18:31,538 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2022-07-19 22:18:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-19 22:18:31,539 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-19 22:18:31,539 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2022-07-19 22:18:31,539 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2022-07-19 22:18:31,539 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2022-07-19 22:18:31,539 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2022-07-19 22:18:31,539 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-07-19 22:18:31,540 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-07-19 22:18:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 22:18:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2022-07-19 22:18:31,540 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2022-07-19 22:18:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2022-07-19 22:18:31,540 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2022-07-19 22:18:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2022-07-19 22:18:31,541 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2022-07-19 22:18:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2022-07-19 22:18:31,541 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2022-07-19 22:18:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 22:18:31,853 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 22:18:31,855 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 22:18:32,947 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 22:18:32,956 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 22:18:32,956 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 22:18:32,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:18:32 BoogieIcfgContainer [2022-07-19 22:18:32,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 22:18:32,960 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 22:18:32,960 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 22:18:32,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 22:18:32,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:18:29" (1/3) ... [2022-07-19 22:18:32,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec95e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:18:32, skipping insertion in model container [2022-07-19 22:18:32,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:31" (2/3) ... [2022-07-19 22:18:32,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec95e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:18:32, skipping insertion in model container [2022-07-19 22:18:32,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:18:32" (3/3) ... [2022-07-19 22:18:32,965 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_acquire_harness.i [2022-07-19 22:18:32,976 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 22:18:32,977 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-19 22:18:33,018 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 22:18:33,022 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@21802b75, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@447270e8 [2022-07-19 22:18:33,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-19 22:18:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand has 393 states, 228 states have (on average 1.2105263157894737) internal successors, (276), 231 states have internal predecessors, (276), 142 states have call successors, (142), 20 states have call predecessors, (142), 20 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2022-07-19 22:18:33,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-07-19 22:18:33,032 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:33,032 INFO L195 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] [2022-07-19 22:18:33,033 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:33,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:33,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1929197217, now seen corresponding path program 1 times [2022-07-19 22:18:33,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:33,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318036957] [2022-07-19 22:18:33,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:33,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-19 22:18:33,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:33,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318036957] [2022-07-19 22:18:33,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318036957] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:33,493 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:18:33,493 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 22:18:33,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544836461] [2022-07-19 22:18:33,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:33,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 22:18:33,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:33,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 22:18:33,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 22:18:33,524 INFO L87 Difference]: Start difference. First operand has 393 states, 228 states have (on average 1.2105263157894737) internal successors, (276), 231 states have internal predecessors, (276), 142 states have call successors, (142), 20 states have call predecessors, (142), 20 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-19 22:18:34,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:34,059 INFO L93 Difference]: Finished difference Result 780 states and 1224 transitions. [2022-07-19 22:18:34,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 22:18:34,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 52 [2022-07-19 22:18:34,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:34,090 INFO L225 Difference]: With dead ends: 780 [2022-07-19 22:18:34,090 INFO L226 Difference]: Without dead ends: 387 [2022-07-19 22:18:34,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 22:18:34,097 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 118 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:34,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 687 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-19 22:18:34,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2022-07-19 22:18:34,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 387. [2022-07-19 22:18:34,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 223 states have (on average 1.1928251121076232) internal successors, (266), 226 states have internal predecessors, (266), 142 states have call successors, (142), 20 states have call predecessors, (142), 20 states have return successors, (141), 141 states have call predecessors, (141), 141 states have call successors, (141) [2022-07-19 22:18:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 549 transitions. [2022-07-19 22:18:34,156 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 549 transitions. Word has length 52 [2022-07-19 22:18:34,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:34,157 INFO L495 AbstractCegarLoop]: Abstraction has 387 states and 549 transitions. [2022-07-19 22:18:34,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-19 22:18:34,158 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 549 transitions. [2022-07-19 22:18:34,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-07-19 22:18:34,159 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:34,160 INFO L195 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] [2022-07-19 22:18:34,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 22:18:34,160 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:34,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:34,161 INFO L85 PathProgramCache]: Analyzing trace with hash 983350755, now seen corresponding path program 1 times [2022-07-19 22:18:34,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:34,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128596360] [2022-07-19 22:18:34,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:34,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-19 22:18:34,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:34,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128596360] [2022-07-19 22:18:34,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128596360] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:34,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:18:34,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-19 22:18:34,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851003914] [2022-07-19 22:18:34,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:34,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 22:18:34,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:34,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 22:18:34,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-19 22:18:34,466 INFO L87 Difference]: Start difference. First operand 387 states and 549 transitions. Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-19 22:18:35,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:35,540 INFO L93 Difference]: Finished difference Result 769 states and 1142 transitions. [2022-07-19 22:18:35,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-19 22:18:35,540 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 52 [2022-07-19 22:18:35,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:35,543 INFO L225 Difference]: With dead ends: 769 [2022-07-19 22:18:35,543 INFO L226 Difference]: Without dead ends: 399 [2022-07-19 22:18:35,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:35,546 INFO L413 NwaCegarLoop]: 521 mSDtfsCounter, 158 mSDsluCounter, 1553 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 2074 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:35,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 2074 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-19 22:18:35,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2022-07-19 22:18:35,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 399. [2022-07-19 22:18:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 232 states have (on average 1.1982758620689655) internal successors, (278), 235 states have internal predecessors, (278), 143 states have call successors, (143), 22 states have call predecessors, (143), 22 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2022-07-19 22:18:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 563 transitions. [2022-07-19 22:18:35,584 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 563 transitions. Word has length 52 [2022-07-19 22:18:35,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:35,585 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 563 transitions. [2022-07-19 22:18:35,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-19 22:18:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 563 transitions. [2022-07-19 22:18:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-07-19 22:18:35,587 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:35,587 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:35,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 22:18:35,587 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:35,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:35,588 INFO L85 PathProgramCache]: Analyzing trace with hash 221704994, now seen corresponding path program 1 times [2022-07-19 22:18:35,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:35,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880158311] [2022-07-19 22:18:35,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:35,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 22:18:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:35,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-07-19 22:18:35,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:35,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880158311] [2022-07-19 22:18:35,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880158311] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:35,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942701576] [2022-07-19 22:18:35,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:35,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:35,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:35,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:35,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 22:18:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:36,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 2575 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-19 22:18:36,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-07-19 22:18:36,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:36,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1942701576] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:36,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:36,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-07-19 22:18:36,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632779877] [2022-07-19 22:18:36,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:36,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:36,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:36,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:36,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2022-07-19 22:18:36,455 INFO L87 Difference]: Start difference. First operand 399 states and 563 transitions. Second operand has 7 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-19 22:18:36,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:36,529 INFO L93 Difference]: Finished difference Result 415 states and 582 transitions. [2022-07-19 22:18:36,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:36,530 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 85 [2022-07-19 22:18:36,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:36,533 INFO L225 Difference]: With dead ends: 415 [2022-07-19 22:18:36,533 INFO L226 Difference]: Without dead ends: 412 [2022-07-19 22:18:36,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-07-19 22:18:36,534 INFO L413 NwaCegarLoop]: 549 mSDtfsCounter, 26 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 3251 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:36,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 3251 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:36,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2022-07-19 22:18:36,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2022-07-19 22:18:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 242 states have (on average 1.2066115702479339) internal successors, (292), 245 states have internal predecessors, (292), 144 states have call successors, (144), 24 states have call predecessors, (144), 24 states have return successors, (143), 143 states have call predecessors, (143), 143 states have call successors, (143) [2022-07-19 22:18:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 579 transitions. [2022-07-19 22:18:36,554 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 579 transitions. Word has length 85 [2022-07-19 22:18:36,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:36,555 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 579 transitions. [2022-07-19 22:18:36,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-19 22:18:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 579 transitions. [2022-07-19 22:18:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-07-19 22:18:36,559 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:36,559 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:36,584 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:36,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:36,784 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:36,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:36,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1580651472, now seen corresponding path program 1 times [2022-07-19 22:18:36,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:36,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598162559] [2022-07-19 22:18:36,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:36,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 22:18:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-19 22:18:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-19 22:18:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-19 22:18:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-19 22:18:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-19 22:18:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-19 22:18:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-19 22:18:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-19 22:18:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2022-07-19 22:18:37,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:37,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598162559] [2022-07-19 22:18:37,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598162559] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:37,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117743845] [2022-07-19 22:18:37,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:37,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:37,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:37,284 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:37,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 22:18:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:37,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 3234 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 22:18:37,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:37,842 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-07-19 22:18:37,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:37,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117743845] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:37,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:37,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 6 [2022-07-19 22:18:37,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100768869] [2022-07-19 22:18:37,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:37,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:18:37,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:37,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:18:37,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:18:37,844 INFO L87 Difference]: Start difference. First operand 412 states and 579 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-19 22:18:37,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:37,871 INFO L93 Difference]: Finished difference Result 789 states and 1124 transitions. [2022-07-19 22:18:37,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:18:37,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 250 [2022-07-19 22:18:37,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:37,874 INFO L225 Difference]: With dead ends: 789 [2022-07-19 22:18:37,874 INFO L226 Difference]: Without dead ends: 416 [2022-07-19 22:18:37,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-19 22:18:37,877 INFO L413 NwaCegarLoop]: 544 mSDtfsCounter, 3 mSDsluCounter, 1084 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1628 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:37,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1628 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:37,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-07-19 22:18:37,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 414. [2022-07-19 22:18:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 244 states have (on average 1.2049180327868851) internal successors, (294), 247 states have internal predecessors, (294), 144 states have call successors, (144), 24 states have call predecessors, (144), 24 states have return successors, (143), 143 states have call predecessors, (143), 143 states have call successors, (143) [2022-07-19 22:18:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 581 transitions. [2022-07-19 22:18:37,898 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 581 transitions. Word has length 250 [2022-07-19 22:18:37,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:37,900 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 581 transitions. [2022-07-19 22:18:37,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-19 22:18:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 581 transitions. [2022-07-19 22:18:37,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-07-19 22:18:37,906 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:37,906 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:37,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:38,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-07-19 22:18:38,120 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:38,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:38,120 INFO L85 PathProgramCache]: Analyzing trace with hash 601513036, now seen corresponding path program 1 times [2022-07-19 22:18:38,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:38,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783353903] [2022-07-19 22:18:38,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:38,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 22:18:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-19 22:18:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-19 22:18:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-19 22:18:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-19 22:18:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-19 22:18:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-19 22:18:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-19 22:18:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-19 22:18:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2022-07-19 22:18:38,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:38,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783353903] [2022-07-19 22:18:38,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783353903] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:38,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037024635] [2022-07-19 22:18:38,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:38,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:38,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:38,544 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:38,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-19 22:18:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-19 22:18:39,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-07-19 22:18:39,132 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:39,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037024635] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:39,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:39,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-07-19 22:18:39,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472750393] [2022-07-19 22:18:39,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:39,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:39,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:39,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:39,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2022-07-19 22:18:39,135 INFO L87 Difference]: Start difference. First operand 414 states and 581 transitions. Second operand has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-07-19 22:18:39,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:39,203 INFO L93 Difference]: Finished difference Result 763 states and 1077 transitions. [2022-07-19 22:18:39,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:39,204 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 250 [2022-07-19 22:18:39,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:39,207 INFO L225 Difference]: With dead ends: 763 [2022-07-19 22:18:39,207 INFO L226 Difference]: Without dead ends: 424 [2022-07-19 22:18:39,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-07-19 22:18:39,210 INFO L413 NwaCegarLoop]: 550 mSDtfsCounter, 17 mSDsluCounter, 2708 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3258 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:39,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3258 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:39,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2022-07-19 22:18:39,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 424. [2022-07-19 22:18:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 251 states have (on average 1.203187250996016) internal successors, (302), 254 states have internal predecessors, (302), 145 states have call successors, (145), 26 states have call predecessors, (145), 26 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2022-07-19 22:18:39,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 591 transitions. [2022-07-19 22:18:39,225 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 591 transitions. Word has length 250 [2022-07-19 22:18:39,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:39,226 INFO L495 AbstractCegarLoop]: Abstraction has 424 states and 591 transitions. [2022-07-19 22:18:39,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-07-19 22:18:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 591 transitions. [2022-07-19 22:18:39,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-07-19 22:18:39,229 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:39,229 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:39,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:39,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:39,438 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:39,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:39,439 INFO L85 PathProgramCache]: Analyzing trace with hash 2124448417, now seen corresponding path program 1 times [2022-07-19 22:18:39,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:39,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174584254] [2022-07-19 22:18:39,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:39,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 22:18:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-19 22:18:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-19 22:18:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-19 22:18:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-19 22:18:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-19 22:18:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-19 22:18:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-19 22:18:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-19 22:18:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-07-19 22:18:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-19 22:18:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2022-07-19 22:18:39,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:39,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174584254] [2022-07-19 22:18:39,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174584254] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:39,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526696391] [2022-07-19 22:18:39,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:39,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:39,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:39,869 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:39,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-19 22:18:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:40,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 3276 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-19 22:18:40,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-07-19 22:18:40,512 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:40,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526696391] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:40,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:40,513 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-07-19 22:18:40,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230479884] [2022-07-19 22:18:40,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:40,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:40,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:40,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:40,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2022-07-19 22:18:40,515 INFO L87 Difference]: Start difference. First operand 424 states and 591 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 4 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) [2022-07-19 22:18:41,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:41,087 INFO L93 Difference]: Finished difference Result 812 states and 1145 transitions. [2022-07-19 22:18:41,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 22:18:41,087 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 4 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) Word has length 260 [2022-07-19 22:18:41,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:41,091 INFO L225 Difference]: With dead ends: 812 [2022-07-19 22:18:41,091 INFO L226 Difference]: Without dead ends: 427 [2022-07-19 22:18:41,093 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-07-19 22:18:41,093 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 565 mSDsluCounter, 1384 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 1788 SdHoareTripleChecker+Invalid, 930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:41,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 1788 Invalid, 930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 657 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 22:18:41,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2022-07-19 22:18:41,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 427. [2022-07-19 22:18:41,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 253 states have (on average 1.2015810276679841) internal successors, (304), 257 states have internal predecessors, (304), 145 states have call successors, (145), 26 states have call predecessors, (145), 27 states have return successors, (153), 144 states have call predecessors, (153), 144 states have call successors, (153) [2022-07-19 22:18:41,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 602 transitions. [2022-07-19 22:18:41,110 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 602 transitions. Word has length 260 [2022-07-19 22:18:41,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:41,111 INFO L495 AbstractCegarLoop]: Abstraction has 427 states and 602 transitions. [2022-07-19 22:18:41,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 4 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) [2022-07-19 22:18:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 602 transitions. [2022-07-19 22:18:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-07-19 22:18:41,113 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:41,113 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:41,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:41,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:41,327 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:41,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:41,328 INFO L85 PathProgramCache]: Analyzing trace with hash 2124276840, now seen corresponding path program 1 times [2022-07-19 22:18:41,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:41,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666689491] [2022-07-19 22:18:41,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:41,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 22:18:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-19 22:18:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-19 22:18:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-19 22:18:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-19 22:18:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-19 22:18:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-19 22:18:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-19 22:18:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-07-19 22:18:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-19 22:18:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-07-19 22:18:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-19 22:18:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:18:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-07-19 22:18:41,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:41,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666689491] [2022-07-19 22:18:41,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666689491] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:41,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388824860] [2022-07-19 22:18:41,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:41,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:41,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:41,764 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:41,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-19 22:18:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:42,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 3292 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-19 22:18:42,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2022-07-19 22:18:42,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:42,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388824860] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:42,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:42,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2022-07-19 22:18:42,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629389982] [2022-07-19 22:18:42,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:42,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 22:18:42,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:42,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 22:18:42,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-07-19 22:18:42,401 INFO L87 Difference]: Start difference. First operand 427 states and 602 transitions. Second operand has 8 states, 7 states have (on average 14.571428571428571) internal successors, (102), 8 states have internal predecessors, (102), 5 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2022-07-19 22:18:42,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:42,986 INFO L93 Difference]: Finished difference Result 790 states and 1122 transitions. [2022-07-19 22:18:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:42,987 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 14.571428571428571) internal successors, (102), 8 states have internal predecessors, (102), 5 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) Word has length 262 [2022-07-19 22:18:42,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:42,990 INFO L225 Difference]: With dead ends: 790 [2022-07-19 22:18:42,990 INFO L226 Difference]: Without dead ends: 427 [2022-07-19 22:18:42,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-07-19 22:18:42,994 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 682 mSDsluCounter, 1186 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 682 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:42,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [682 Valid, 1579 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 22:18:42,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2022-07-19 22:18:43,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 427. [2022-07-19 22:18:43,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 253 states have (on average 1.2015810276679841) internal successors, (304), 257 states have internal predecessors, (304), 145 states have call successors, (145), 26 states have call predecessors, (145), 27 states have return successors, (146), 144 states have call predecessors, (146), 144 states have call successors, (146) [2022-07-19 22:18:43,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 595 transitions. [2022-07-19 22:18:43,014 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 595 transitions. Word has length 262 [2022-07-19 22:18:43,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:43,014 INFO L495 AbstractCegarLoop]: Abstraction has 427 states and 595 transitions. [2022-07-19 22:18:43,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 14.571428571428571) internal successors, (102), 8 states have internal predecessors, (102), 5 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2022-07-19 22:18:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 595 transitions. [2022-07-19 22:18:43,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-19 22:18:43,017 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:43,017 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:43,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-07-19 22:18:43,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:43,232 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:43,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:43,232 INFO L85 PathProgramCache]: Analyzing trace with hash -156763857, now seen corresponding path program 1 times [2022-07-19 22:18:43,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:43,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439528690] [2022-07-19 22:18:43,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:43,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-19 22:18:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-19 22:18:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-19 22:18:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-19 22:18:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-19 22:18:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-19 22:18:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-19 22:18:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-19 22:18:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-19 22:18:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 22:18:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-19 22:18:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-19 22:18:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 22:18:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2022-07-19 22:18:43,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:43,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439528690] [2022-07-19 22:18:43,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439528690] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:43,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445748523] [2022-07-19 22:18:43,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:43,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:43,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:43,631 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:43,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-19 22:18:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 3308 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-19 22:18:44,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-07-19 22:18:44,188 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:44,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445748523] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:44,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:44,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2022-07-19 22:18:44,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227725762] [2022-07-19 22:18:44,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:44,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 22:18:44,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:44,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 22:18:44,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-07-19 22:18:44,191 INFO L87 Difference]: Start difference. First operand 427 states and 595 transitions. Second operand has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:44,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:44,267 INFO L93 Difference]: Finished difference Result 853 states and 1188 transitions. [2022-07-19 22:18:44,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 22:18:44,268 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 264 [2022-07-19 22:18:44,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:44,270 INFO L225 Difference]: With dead ends: 853 [2022-07-19 22:18:44,270 INFO L226 Difference]: Without dead ends: 438 [2022-07-19 22:18:44,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:44,272 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 7 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2653 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:44,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2653 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:44,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-19 22:18:44,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-19 22:18:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1945525291828794) internal successors, (307), 262 states have internal predecessors, (307), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 602 transitions. [2022-07-19 22:18:44,289 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 602 transitions. Word has length 264 [2022-07-19 22:18:44,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:44,289 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 602 transitions. [2022-07-19 22:18:44,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:44,289 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 602 transitions. [2022-07-19 22:18:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-07-19 22:18:44,291 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:44,291 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:44,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:44,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:44,508 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:44,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:44,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1127283503, now seen corresponding path program 1 times [2022-07-19 22:18:44,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:44,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755056271] [2022-07-19 22:18:44,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:44,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 22:18:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-19 22:18:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-19 22:18:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-19 22:18:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-19 22:18:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-19 22:18:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-19 22:18:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-19 22:18:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 22:18:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-19 22:18:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-19 22:18:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-19 22:18:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-19 22:18:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-19 22:18:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-19 22:18:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-07-19 22:18:44,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:44,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755056271] [2022-07-19 22:18:44,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755056271] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:44,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776051733] [2022-07-19 22:18:44,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:44,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:44,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:44,885 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:44,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-19 22:18:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 3312 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-19 22:18:45,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-07-19 22:18:45,436 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:45,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776051733] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:45,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:45,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2022-07-19 22:18:45,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133209507] [2022-07-19 22:18:45,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:45,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 22:18:45,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:45,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 22:18:45,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-07-19 22:18:45,440 INFO L87 Difference]: Start difference. First operand 434 states and 602 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:45,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:45,491 INFO L93 Difference]: Finished difference Result 839 states and 1204 transitions. [2022-07-19 22:18:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 22:18:45,492 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 266 [2022-07-19 22:18:45,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:45,494 INFO L225 Difference]: With dead ends: 839 [2022-07-19 22:18:45,494 INFO L226 Difference]: Without dead ends: 434 [2022-07-19 22:18:45,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:45,498 INFO L413 NwaCegarLoop]: 543 mSDtfsCounter, 7 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:45,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2144 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:45,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-07-19 22:18:45,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2022-07-19 22:18:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1867704280155642) internal successors, (305), 262 states have internal predecessors, (305), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 600 transitions. [2022-07-19 22:18:45,518 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 600 transitions. Word has length 266 [2022-07-19 22:18:45,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:45,519 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 600 transitions. [2022-07-19 22:18:45,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 600 transitions. [2022-07-19 22:18:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-07-19 22:18:45,522 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:45,522 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:45,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:45,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:45,735 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:45,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:45,736 INFO L85 PathProgramCache]: Analyzing trace with hash -829292343, now seen corresponding path program 1 times [2022-07-19 22:18:45,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:45,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111293535] [2022-07-19 22:18:45,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:45,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 22:18:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-19 22:18:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-19 22:18:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:45,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-19 22:18:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:18:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-19 22:18:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:18:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-19 22:18:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-19 22:18:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 22:18:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-19 22:18:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-19 22:18:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2022-07-19 22:18:46,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:46,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111293535] [2022-07-19 22:18:46,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111293535] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:46,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792270084] [2022-07-19 22:18:46,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:46,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:46,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:46,133 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:46,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-19 22:18:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:46,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 3322 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:46,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-19 22:18:46,711 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:46,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792270084] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:46,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:46,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-19 22:18:46,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288043811] [2022-07-19 22:18:46,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:46,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:46,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:46,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:46,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:46,713 INFO L87 Difference]: Start difference. First operand 434 states and 600 transitions. Second operand has 7 states, 6 states have (on average 14.666666666666666) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:46,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:46,814 INFO L93 Difference]: Finished difference Result 863 states and 1193 transitions. [2022-07-19 22:18:46,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:46,815 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.666666666666666) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 271 [2022-07-19 22:18:46,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:46,817 INFO L225 Difference]: With dead ends: 863 [2022-07-19 22:18:46,817 INFO L226 Difference]: Without dead ends: 438 [2022-07-19 22:18:46,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:46,820 INFO L413 NwaCegarLoop]: 534 mSDtfsCounter, 19 mSDsluCounter, 2626 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 3160 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:46,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 3160 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:18:46,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-19 22:18:46,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-19 22:18:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1828793774319066) internal successors, (304), 262 states have internal predecessors, (304), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 599 transitions. [2022-07-19 22:18:46,834 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 599 transitions. Word has length 271 [2022-07-19 22:18:46,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:46,835 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 599 transitions. [2022-07-19 22:18:46,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.666666666666666) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 599 transitions. [2022-07-19 22:18:46,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-07-19 22:18:46,837 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:46,837 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:46,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:47,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-19 22:18:47,047 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:47,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:47,048 INFO L85 PathProgramCache]: Analyzing trace with hash -838224311, now seen corresponding path program 1 times [2022-07-19 22:18:47,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:47,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371503591] [2022-07-19 22:18:47,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:47,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-19 22:18:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-19 22:18:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-19 22:18:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-19 22:18:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-19 22:18:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-19 22:18:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-19 22:18:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-19 22:18:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-19 22:18:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-19 22:18:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-19 22:18:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-19 22:18:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-19 22:18:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-07-19 22:18:47,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:47,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371503591] [2022-07-19 22:18:47,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371503591] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:47,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779621558] [2022-07-19 22:18:47,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:47,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:47,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:47,413 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:47,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-19 22:18:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:47,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 3326 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:47,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-19 22:18:47,971 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:47,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1779621558] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:47,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:47,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-19 22:18:47,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666644447] [2022-07-19 22:18:47,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:47,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:47,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:47,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:47,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:47,987 INFO L87 Difference]: Start difference. First operand 434 states and 599 transitions. Second operand has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:48,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:48,085 INFO L93 Difference]: Finished difference Result 860 states and 1188 transitions. [2022-07-19 22:18:48,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:48,086 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 273 [2022-07-19 22:18:48,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:48,088 INFO L225 Difference]: With dead ends: 860 [2022-07-19 22:18:48,088 INFO L226 Difference]: Without dead ends: 438 [2022-07-19 22:18:48,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:48,090 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 18 mSDsluCounter, 2623 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 3156 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:48,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 3156 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:18:48,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-19 22:18:48,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-19 22:18:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.178988326848249) internal successors, (303), 262 states have internal predecessors, (303), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 598 transitions. [2022-07-19 22:18:48,104 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 598 transitions. Word has length 273 [2022-07-19 22:18:48,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:48,104 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 598 transitions. [2022-07-19 22:18:48,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 598 transitions. [2022-07-19 22:18:48,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-07-19 22:18:48,106 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:48,106 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:48,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:48,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:48,316 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:48,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:48,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1210262481, now seen corresponding path program 1 times [2022-07-19 22:18:48,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:48,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892965976] [2022-07-19 22:18:48,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:48,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-19 22:18:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-19 22:18:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-19 22:18:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-19 22:18:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-19 22:18:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-19 22:18:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-19 22:18:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-19 22:18:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-07-19 22:18:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-19 22:18:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-19 22:18:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-07-19 22:18:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-19 22:18:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-19 22:18:48,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:48,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892965976] [2022-07-19 22:18:48,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892965976] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:48,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986164918] [2022-07-19 22:18:48,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:48,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:48,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:48,723 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:48,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-07-19 22:18:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 3330 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:49,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-19 22:18:49,296 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:49,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986164918] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:49,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:49,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-19 22:18:49,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718108047] [2022-07-19 22:18:49,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:49,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:49,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:49,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:49,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:49,298 INFO L87 Difference]: Start difference. First operand 434 states and 598 transitions. Second operand has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:49,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:49,404 INFO L93 Difference]: Finished difference Result 860 states and 1186 transitions. [2022-07-19 22:18:49,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:49,405 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 275 [2022-07-19 22:18:49,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:49,407 INFO L225 Difference]: With dead ends: 860 [2022-07-19 22:18:49,407 INFO L226 Difference]: Without dead ends: 438 [2022-07-19 22:18:49,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:49,409 INFO L413 NwaCegarLoop]: 532 mSDtfsCounter, 17 mSDsluCounter, 2620 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 3152 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:49,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 3152 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:18:49,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-19 22:18:49,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-19 22:18:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1750972762645915) internal successors, (302), 262 states have internal predecessors, (302), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:49,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 597 transitions. [2022-07-19 22:18:49,423 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 597 transitions. Word has length 275 [2022-07-19 22:18:49,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:49,423 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 597 transitions. [2022-07-19 22:18:49,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-19 22:18:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 597 transitions. [2022-07-19 22:18:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-07-19 22:18:49,425 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:49,425 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:49,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:49,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-19 22:18:49,639 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:49,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:49,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1752052791, now seen corresponding path program 1 times [2022-07-19 22:18:49,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:49,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111854115] [2022-07-19 22:18:49,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:49,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:18:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:18:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-19 22:18:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:18:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-19 22:18:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:18:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 22:18:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 22:18:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-19 22:18:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-19 22:18:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-19 22:18:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-19 22:18:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-19 22:18:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-19 22:18:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:49,969 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2022-07-19 22:18:49,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:49,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111854115] [2022-07-19 22:18:49,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111854115] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:49,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94719529] [2022-07-19 22:18:49,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:49,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:49,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:49,972 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:49,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-07-19 22:18:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:50,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 3334 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:50,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-07-19 22:18:50,532 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:50,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94719529] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:50,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:50,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-19 22:18:50,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594866616] [2022-07-19 22:18:50,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:50,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:50,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:50,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:50,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:50,534 INFO L87 Difference]: Start difference. First operand 434 states and 597 transitions. Second operand has 7 states, 6 states have (on average 16.0) internal successors, (96), 7 states have internal predecessors, (96), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:50,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:50,627 INFO L93 Difference]: Finished difference Result 834 states and 1192 transitions. [2022-07-19 22:18:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:50,628 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.0) internal successors, (96), 7 states have internal predecessors, (96), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 277 [2022-07-19 22:18:50,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:50,630 INFO L225 Difference]: With dead ends: 834 [2022-07-19 22:18:50,630 INFO L226 Difference]: Without dead ends: 434 [2022-07-19 22:18:50,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:50,633 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 18 mSDsluCounter, 2649 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 3187 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:50,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 3187 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:18:50,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-07-19 22:18:50,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2022-07-19 22:18:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.171206225680934) internal successors, (301), 262 states have internal predecessors, (301), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 596 transitions. [2022-07-19 22:18:50,647 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 596 transitions. Word has length 277 [2022-07-19 22:18:50,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:50,647 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 596 transitions. [2022-07-19 22:18:50,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.0) internal successors, (96), 7 states have internal predecessors, (96), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 596 transitions. [2022-07-19 22:18:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-07-19 22:18:50,649 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:50,649 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:50,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:50,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-07-19 22:18:50,863 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:50,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:50,864 INFO L85 PathProgramCache]: Analyzing trace with hash 580494533, now seen corresponding path program 1 times [2022-07-19 22:18:50,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:50,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900676675] [2022-07-19 22:18:50,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:50,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:18:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:18:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 22:18:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 22:18:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 22:18:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-19 22:18:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-19 22:18:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-19 22:18:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-19 22:18:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-19 22:18:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-19 22:18:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 22:18:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 22:18:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 22:18:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-19 22:18:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-19 22:18:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-19 22:18:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-19 22:18:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-19 22:18:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2022-07-19 22:18:51,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:51,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900676675] [2022-07-19 22:18:51,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900676675] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:51,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575736268] [2022-07-19 22:18:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:51,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:51,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:51,243 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:51,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-07-19 22:18:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:51,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:51,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-07-19 22:18:51,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:51,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575736268] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:51,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:51,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-19 22:18:51,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938487071] [2022-07-19 22:18:51,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:51,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:51,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:51,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:51,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:51,833 INFO L87 Difference]: Start difference. First operand 434 states and 596 transitions. Second operand has 7 states, 6 states have (on average 16.5) internal successors, (99), 7 states have internal predecessors, (99), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:51,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:51,919 INFO L93 Difference]: Finished difference Result 836 states and 1194 transitions. [2022-07-19 22:18:51,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:51,920 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.5) internal successors, (99), 7 states have internal predecessors, (99), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 281 [2022-07-19 22:18:51,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:51,922 INFO L225 Difference]: With dead ends: 836 [2022-07-19 22:18:51,922 INFO L226 Difference]: Without dead ends: 436 [2022-07-19 22:18:51,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:51,924 INFO L413 NwaCegarLoop]: 537 mSDtfsCounter, 19 mSDsluCounter, 2114 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 2651 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:51,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 2651 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:51,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2022-07-19 22:18:51,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2022-07-19 22:18:51,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1673151750972763) internal successors, (300), 262 states have internal predecessors, (300), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 595 transitions. [2022-07-19 22:18:51,939 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 595 transitions. Word has length 281 [2022-07-19 22:18:51,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:51,939 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 595 transitions. [2022-07-19 22:18:51,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.5) internal successors, (99), 7 states have internal predecessors, (99), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:51,939 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 595 transitions. [2022-07-19 22:18:51,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-07-19 22:18:51,940 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:51,941 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:51,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-07-19 22:18:52,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-19 22:18:52,155 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:52,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:52,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1898925385, now seen corresponding path program 1 times [2022-07-19 22:18:52,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:52,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770670591] [2022-07-19 22:18:52,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:52,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:18:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:18:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 22:18:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-19 22:18:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-19 22:18:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-19 22:18:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-19 22:18:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-19 22:18:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-19 22:18:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-19 22:18:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 22:18:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-19 22:18:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-19 22:18:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-19 22:18:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-19 22:18:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-19 22:18:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-07-19 22:18:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2022-07-19 22:18:52,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:52,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770670591] [2022-07-19 22:18:52,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770670591] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:52,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395903200] [2022-07-19 22:18:52,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:52,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:52,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:52,522 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:52,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-07-19 22:18:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 3350 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:53,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:53,068 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-07-19 22:18:53,069 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:53,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395903200] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:53,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:53,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-19 22:18:53,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371430127] [2022-07-19 22:18:53,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:53,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:53,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:53,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:53,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:18:53,071 INFO L87 Difference]: Start difference. First operand 434 states and 595 transitions. Second operand has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:53,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:53,151 INFO L93 Difference]: Finished difference Result 836 states and 1192 transitions. [2022-07-19 22:18:53,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:18:53,160 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 285 [2022-07-19 22:18:53,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:53,163 INFO L225 Difference]: With dead ends: 836 [2022-07-19 22:18:53,163 INFO L226 Difference]: Without dead ends: 436 [2022-07-19 22:18:53,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:18:53,169 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 19 mSDsluCounter, 2112 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 2648 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:53,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 2648 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:53,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2022-07-19 22:18:53,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2022-07-19 22:18:53,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1634241245136188) internal successors, (299), 262 states have internal predecessors, (299), 146 states have call successors, (146), 27 states have call predecessors, (146), 29 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2022-07-19 22:18:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 594 transitions. [2022-07-19 22:18:53,197 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 594 transitions. Word has length 285 [2022-07-19 22:18:53,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:53,198 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 594 transitions. [2022-07-19 22:18:53,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-19 22:18:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 594 transitions. [2022-07-19 22:18:53,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-07-19 22:18:53,199 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:53,200 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:53,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:53,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-07-19 22:18:53,418 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:53,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:53,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1396749653, now seen corresponding path program 2 times [2022-07-19 22:18:53,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:53,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692629199] [2022-07-19 22:18:53,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:53,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:18:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:18:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:18:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:18:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:18:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:18:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:18:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-19 22:18:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:18:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:18:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:18:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:18:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-19 22:18:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:18:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:18:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-19 22:18:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-19 22:18:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-07-19 22:18:53,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:53,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692629199] [2022-07-19 22:18:53,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692629199] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:53,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865974782] [2022-07-19 22:18:53,710 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-19 22:18:53,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:53,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:53,711 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:53,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-07-19 22:18:54,958 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-19 22:18:54,959 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-19 22:18:54,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 3358 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-19 22:18:54,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-07-19 22:18:55,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:18:55,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865974782] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:55,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:18:55,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2022-07-19 22:18:55,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102743929] [2022-07-19 22:18:55,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:55,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 22:18:55,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:55,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 22:18:55,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:18:55,024 INFO L87 Difference]: Start difference. First operand 434 states and 594 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-19 22:18:55,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:55,090 INFO L93 Difference]: Finished difference Result 810 states and 1130 transitions. [2022-07-19 22:18:55,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:18:55,090 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 289 [2022-07-19 22:18:55,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:55,092 INFO L225 Difference]: With dead ends: 810 [2022-07-19 22:18:55,093 INFO L226 Difference]: Without dead ends: 437 [2022-07-19 22:18:55,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:18:55,094 INFO L413 NwaCegarLoop]: 528 mSDtfsCounter, 146 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:55,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 1819 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:55,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2022-07-19 22:18:55,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2022-07-19 22:18:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 259 states have (on average 1.162162162162162) internal successors, (301), 265 states have internal predecessors, (301), 146 states have call successors, (146), 27 states have call predecessors, (146), 30 states have return successors, (159), 145 states have call predecessors, (159), 145 states have call successors, (159) [2022-07-19 22:18:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 606 transitions. [2022-07-19 22:18:55,109 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 606 transitions. Word has length 289 [2022-07-19 22:18:55,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:55,109 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 606 transitions. [2022-07-19 22:18:55,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-19 22:18:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 606 transitions. [2022-07-19 22:18:55,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-07-19 22:18:55,111 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:55,111 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:55,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-07-19 22:18:55,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:55,320 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:55,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:55,320 INFO L85 PathProgramCache]: Analyzing trace with hash -895725750, now seen corresponding path program 1 times [2022-07-19 22:18:55,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:55,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411981124] [2022-07-19 22:18:55,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:55,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:18:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:18:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:18:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:18:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:18:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:18:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:18:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:18:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:18:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:18:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:18:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:18:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:18:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:18:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:18:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-19 22:18:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:18:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-07-19 22:18:55,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:55,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411981124] [2022-07-19 22:18:55,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411981124] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:55,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:18:55,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 22:18:55,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309600220] [2022-07-19 22:18:55,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:55,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:18:55,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:55,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:18:55,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-19 22:18:55,674 INFO L87 Difference]: Start difference. First operand 437 states and 606 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2022-07-19 22:18:56,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:56,523 INFO L93 Difference]: Finished difference Result 807 states and 1129 transitions. [2022-07-19 22:18:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 22:18:56,524 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) Word has length 295 [2022-07-19 22:18:56,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:56,527 INFO L225 Difference]: With dead ends: 807 [2022-07-19 22:18:56,527 INFO L226 Difference]: Without dead ends: 437 [2022-07-19 22:18:56,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-07-19 22:18:56,529 INFO L413 NwaCegarLoop]: 513 mSDtfsCounter, 385 mSDsluCounter, 929 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:56,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 1442 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-19 22:18:56,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2022-07-19 22:18:56,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2022-07-19 22:18:56,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 259 states have (on average 1.162162162162162) internal successors, (301), 265 states have internal predecessors, (301), 146 states have call successors, (146), 27 states have call predecessors, (146), 30 states have return successors, (152), 145 states have call predecessors, (152), 145 states have call successors, (152) [2022-07-19 22:18:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 599 transitions. [2022-07-19 22:18:56,549 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 599 transitions. Word has length 295 [2022-07-19 22:18:56,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:56,549 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 599 transitions. [2022-07-19 22:18:56,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2022-07-19 22:18:56,550 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 599 transitions. [2022-07-19 22:18:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-19 22:18:56,551 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:56,551 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:56,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-19 22:18:56,552 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:56,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:56,552 INFO L85 PathProgramCache]: Analyzing trace with hash 332232255, now seen corresponding path program 1 times [2022-07-19 22:18:56,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:56,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811730638] [2022-07-19 22:18:56,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:56,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:18:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:18:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:18:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:18:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:18:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:18:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:18:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:18:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:18:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:18:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:18:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:18:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:18:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:18:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:18:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:18:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:18:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:18:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:18:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:18:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:18:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:18:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:18:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-19 22:18:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-19 22:18:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:18:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-19 22:18:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-19 22:18:57,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:57,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811730638] [2022-07-19 22:18:57,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811730638] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:18:57,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135820114] [2022-07-19 22:18:57,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:57,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:18:57,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:57,750 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:18:57,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-07-19 22:18:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:58,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 3392 conjuncts, 47 conjunts are in the unsatisfiable core [2022-07-19 22:18:58,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:18:58,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-07-19 22:18:58,800 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2022-07-19 22:18:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 5 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-19 22:18:59,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:19:00,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135820114] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:00,669 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 22:19:00,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 16] total 31 [2022-07-19 22:19:00,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390163534] [2022-07-19 22:19:00,670 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 22:19:00,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-07-19 22:19:00,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:00,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-07-19 22:19:00,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1509, Unknown=1, NotChecked=0, Total=1640 [2022-07-19 22:19:00,671 INFO L87 Difference]: Start difference. First operand 437 states and 599 transitions. Second operand has 31 states, 29 states have (on average 7.103448275862069) internal successors, (206), 24 states have internal predecessors, (206), 12 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (68), 14 states have call predecessors, (68), 12 states have call successors, (68) [2022-07-19 22:19:04,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:04,608 INFO L93 Difference]: Finished difference Result 912 states and 1254 transitions. [2022-07-19 22:19:04,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-07-19 22:19:04,609 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 29 states have (on average 7.103448275862069) internal successors, (206), 24 states have internal predecessors, (206), 12 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (68), 14 states have call predecessors, (68), 12 states have call successors, (68) Word has length 301 [2022-07-19 22:19:04,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:04,613 INFO L225 Difference]: With dead ends: 912 [2022-07-19 22:19:04,613 INFO L226 Difference]: Without dead ends: 502 [2022-07-19 22:19:04,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 662 GetRequests, 584 SyntacticMatches, 13 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=319, Invalid=4102, Unknown=1, NotChecked=0, Total=4422 [2022-07-19 22:19:04,616 INFO L413 NwaCegarLoop]: 517 mSDtfsCounter, 270 mSDsluCounter, 5762 mSDsCounter, 0 mSdLazyCounter, 5133 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 6279 SdHoareTripleChecker+Invalid, 6907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 5133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1606 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:04,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 6279 Invalid, 6907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 5133 Invalid, 0 Unknown, 1606 Unchecked, 3.1s Time] [2022-07-19 22:19:04,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2022-07-19 22:19:04,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 489. [2022-07-19 22:19:04,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 489 states, 299 states have (on average 1.157190635451505) internal successors, (346), 305 states have internal predecessors, (346), 152 states have call successors, (152), 33 states have call predecessors, (152), 36 states have return successors, (168), 151 states have call predecessors, (168), 151 states have call successors, (168) [2022-07-19 22:19:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 666 transitions. [2022-07-19 22:19:04,637 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 666 transitions. Word has length 301 [2022-07-19 22:19:04,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:04,637 INFO L495 AbstractCegarLoop]: Abstraction has 489 states and 666 transitions. [2022-07-19 22:19:04,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 29 states have (on average 7.103448275862069) internal successors, (206), 24 states have internal predecessors, (206), 12 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (68), 14 states have call predecessors, (68), 12 states have call successors, (68) [2022-07-19 22:19:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 666 transitions. [2022-07-19 22:19:04,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-19 22:19:04,638 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:04,639 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:04,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-07-19 22:19:04,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-07-19 22:19:04,855 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:04,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:04,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1736101441, now seen corresponding path program 1 times [2022-07-19 22:19:04,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:04,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842093389] [2022-07-19 22:19:04,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:04,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:19:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:19:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-19 22:19:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-19 22:19:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-19 22:19:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2022-07-19 22:19:05,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:05,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842093389] [2022-07-19 22:19:05,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842093389] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:05,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150277229] [2022-07-19 22:19:05,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:05,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:05,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:05,288 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:05,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-07-19 22:19:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:05,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 3387 conjuncts, 47 conjunts are in the unsatisfiable core [2022-07-19 22:19:05,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:05,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-07-19 22:19:06,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:19:06,331 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2022-07-19 22:19:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 5 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-19 22:19:06,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:19:08,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150277229] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:08,010 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 22:19:08,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 16] total 22 [2022-07-19 22:19:08,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811313140] [2022-07-19 22:19:08,010 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 22:19:08,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-07-19 22:19:08,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:08,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-07-19 22:19:08,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=892, Unknown=1, NotChecked=0, Total=992 [2022-07-19 22:19:08,012 INFO L87 Difference]: Start difference. First operand 489 states and 666 transitions. Second operand has 22 states, 20 states have (on average 9.85) internal successors, (197), 17 states have internal predecessors, (197), 9 states have call successors, (65), 4 states have call predecessors, (65), 9 states have return successors, (65), 10 states have call predecessors, (65), 9 states have call successors, (65) [2022-07-19 22:19:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:09,248 INFO L93 Difference]: Finished difference Result 901 states and 1254 transitions. [2022-07-19 22:19:09,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-07-19 22:19:09,249 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 9.85) internal successors, (197), 17 states have internal predecessors, (197), 9 states have call successors, (65), 4 states have call predecessors, (65), 9 states have return successors, (65), 10 states have call predecessors, (65), 9 states have call successors, (65) Word has length 301 [2022-07-19 22:19:09,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:09,252 INFO L225 Difference]: With dead ends: 901 [2022-07-19 22:19:09,252 INFO L226 Difference]: Without dead ends: 490 [2022-07-19 22:19:09,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 577 SyntacticMatches, 12 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=167, Invalid=1554, Unknown=1, NotChecked=0, Total=1722 [2022-07-19 22:19:09,254 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 130 mSDsluCounter, 4434 mSDsCounter, 0 mSdLazyCounter, 2021 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 4989 SdHoareTripleChecker+Invalid, 4218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2055 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:09,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 4989 Invalid, 4218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2021 Invalid, 0 Unknown, 2055 Unchecked, 1.0s Time] [2022-07-19 22:19:09,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2022-07-19 22:19:09,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 486. [2022-07-19 22:19:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 486 states, 296 states have (on average 1.1554054054054055) internal successors, (342), 302 states have internal predecessors, (342), 152 states have call successors, (152), 33 states have call predecessors, (152), 36 states have return successors, (168), 151 states have call predecessors, (168), 151 states have call successors, (168) [2022-07-19 22:19:09,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 662 transitions. [2022-07-19 22:19:09,278 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 662 transitions. Word has length 301 [2022-07-19 22:19:09,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:09,279 INFO L495 AbstractCegarLoop]: Abstraction has 486 states and 662 transitions. [2022-07-19 22:19:09,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 9.85) internal successors, (197), 17 states have internal predecessors, (197), 9 states have call successors, (65), 4 states have call predecessors, (65), 9 states have return successors, (65), 10 states have call predecessors, (65), 9 states have call successors, (65) [2022-07-19 22:19:09,279 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 662 transitions. [2022-07-19 22:19:09,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-19 22:19:09,280 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:09,281 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:09,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:09,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:09,496 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:09,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:09,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1392376067, now seen corresponding path program 1 times [2022-07-19 22:19:09,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:09,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808693525] [2022-07-19 22:19:09,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:09,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:09,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:19:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:19:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-19 22:19:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-19 22:19:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-19 22:19:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-19 22:19:10,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:10,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808693525] [2022-07-19 22:19:10,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808693525] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:10,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975134780] [2022-07-19 22:19:10,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:10,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:10,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:10,438 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:10,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-07-19 22:19:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:10,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 3397 conjuncts, 47 conjunts are in the unsatisfiable core [2022-07-19 22:19:10,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:11,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-07-19 22:19:11,363 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2022-07-19 22:19:11,785 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 5 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-19 22:19:11,786 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:19:13,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975134780] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:13,123 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 22:19:13,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 16] total 31 [2022-07-19 22:19:13,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160122032] [2022-07-19 22:19:13,123 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 22:19:13,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-07-19 22:19:13,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:13,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-07-19 22:19:13,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1509, Unknown=1, NotChecked=0, Total=1640 [2022-07-19 22:19:13,126 INFO L87 Difference]: Start difference. First operand 486 states and 662 transitions. Second operand has 31 states, 29 states have (on average 7.103448275862069) internal successors, (206), 24 states have internal predecessors, (206), 12 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (68), 14 states have call predecessors, (68), 12 states have call successors, (68) [2022-07-19 22:19:16,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:16,416 INFO L93 Difference]: Finished difference Result 932 states and 1285 transitions. [2022-07-19 22:19:16,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-07-19 22:19:16,417 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 29 states have (on average 7.103448275862069) internal successors, (206), 24 states have internal predecessors, (206), 12 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (68), 14 states have call predecessors, (68), 12 states have call successors, (68) Word has length 301 [2022-07-19 22:19:16,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:16,420 INFO L225 Difference]: With dead ends: 932 [2022-07-19 22:19:16,420 INFO L226 Difference]: Without dead ends: 501 [2022-07-19 22:19:16,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 588 SyntacticMatches, 13 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1049 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=327, Invalid=4364, Unknown=1, NotChecked=0, Total=4692 [2022-07-19 22:19:16,422 INFO L413 NwaCegarLoop]: 527 mSDtfsCounter, 295 mSDsluCounter, 4588 mSDsCounter, 0 mSdLazyCounter, 4549 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 5115 SdHoareTripleChecker+Invalid, 6169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 4549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1437 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:16,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 5115 Invalid, 6169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 4549 Invalid, 0 Unknown, 1437 Unchecked, 2.5s Time] [2022-07-19 22:19:16,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2022-07-19 22:19:16,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 483. [2022-07-19 22:19:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 293 states have (on average 1.1501706484641638) internal successors, (337), 299 states have internal predecessors, (337), 152 states have call successors, (152), 33 states have call predecessors, (152), 36 states have return successors, (158), 151 states have call predecessors, (158), 151 states have call successors, (158) [2022-07-19 22:19:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 647 transitions. [2022-07-19 22:19:16,439 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 647 transitions. Word has length 301 [2022-07-19 22:19:16,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:16,440 INFO L495 AbstractCegarLoop]: Abstraction has 483 states and 647 transitions. [2022-07-19 22:19:16,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 29 states have (on average 7.103448275862069) internal successors, (206), 24 states have internal predecessors, (206), 12 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (68), 14 states have call predecessors, (68), 12 states have call successors, (68) [2022-07-19 22:19:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 647 transitions. [2022-07-19 22:19:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-19 22:19:16,441 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:16,441 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:16,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:16,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:16,647 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:16,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:16,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1739958205, now seen corresponding path program 1 times [2022-07-19 22:19:16,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:16,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897996789] [2022-07-19 22:19:16,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:16,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:19:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:19:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-19 22:19:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-19 22:19:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-19 22:19:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-19 22:19:17,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:17,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897996789] [2022-07-19 22:19:17,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897996789] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:17,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645192056] [2022-07-19 22:19:17,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:17,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:17,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:17,548 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:17,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-07-19 22:19:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 3387 conjuncts, 28 conjunts are in the unsatisfiable core [2022-07-19 22:19:18,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:18,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-07-19 22:19:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-07-19 22:19:18,388 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:18,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645192056] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:18,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:18,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [21] total 29 [2022-07-19 22:19:18,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658933651] [2022-07-19 22:19:18,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:18,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-19 22:19:18,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:18,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-19 22:19:18,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=743, Unknown=0, NotChecked=0, Total=812 [2022-07-19 22:19:18,390 INFO L87 Difference]: Start difference. First operand 483 states and 647 transitions. Second operand has 11 states, 11 states have (on average 11.818181818181818) internal successors, (130), 9 states have internal predecessors, (130), 4 states have call successors, (36), 3 states have call predecessors, (36), 4 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-07-19 22:19:18,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:18,556 INFO L93 Difference]: Finished difference Result 879 states and 1198 transitions. [2022-07-19 22:19:18,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-19 22:19:18,557 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.818181818181818) internal successors, (130), 9 states have internal predecessors, (130), 4 states have call successors, (36), 3 states have call predecessors, (36), 4 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 301 [2022-07-19 22:19:18,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:18,559 INFO L225 Difference]: With dead ends: 879 [2022-07-19 22:19:18,559 INFO L226 Difference]: Without dead ends: 496 [2022-07-19 22:19:18,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 378 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=74, Invalid=796, Unknown=0, NotChecked=0, Total=870 [2022-07-19 22:19:18,561 INFO L413 NwaCegarLoop]: 543 mSDtfsCounter, 31 mSDsluCounter, 2530 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 3073 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 139 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:18,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 3073 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 83 Invalid, 0 Unknown, 139 Unchecked, 0.1s Time] [2022-07-19 22:19:18,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2022-07-19 22:19:18,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2022-07-19 22:19:18,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 305 states have (on average 1.1540983606557378) internal successors, (352), 311 states have internal predecessors, (352), 152 states have call successors, (152), 34 states have call predecessors, (152), 37 states have return successors, (159), 151 states have call predecessors, (159), 151 states have call successors, (159) [2022-07-19 22:19:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 663 transitions. [2022-07-19 22:19:18,579 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 663 transitions. Word has length 301 [2022-07-19 22:19:18,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:18,579 INFO L495 AbstractCegarLoop]: Abstraction has 496 states and 663 transitions. [2022-07-19 22:19:18,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.818181818181818) internal successors, (130), 9 states have internal predecessors, (130), 4 states have call successors, (36), 3 states have call predecessors, (36), 4 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-07-19 22:19:18,580 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 663 transitions. [2022-07-19 22:19:18,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-19 22:19:18,581 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:18,581 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:18,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:18,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:18,791 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:18,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:18,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1155186555, now seen corresponding path program 1 times [2022-07-19 22:19:18,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:18,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902145914] [2022-07-19 22:19:18,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:18,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:18,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-19 22:19:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-19 22:19:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-19 22:19:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-19 22:19:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-19 22:19:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,074 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-19 22:19:19,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:19,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902145914] [2022-07-19 22:19:19,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902145914] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:19,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068897229] [2022-07-19 22:19:19,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:19,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:19,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:19,076 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:19,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-07-19 22:19:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:19,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 3382 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 22:19:19,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-07-19 22:19:19,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:19,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068897229] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:19,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:19,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2022-07-19 22:19:19,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408775763] [2022-07-19 22:19:19,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:19,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:19:19,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:19,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:19:19,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:19:19,632 INFO L87 Difference]: Start difference. First operand 496 states and 663 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:19,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:19,657 INFO L93 Difference]: Finished difference Result 882 states and 1219 transitions. [2022-07-19 22:19:19,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:19:19,659 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 301 [2022-07-19 22:19:19,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:19,661 INFO L225 Difference]: With dead ends: 882 [2022-07-19 22:19:19,662 INFO L226 Difference]: Without dead ends: 502 [2022-07-19 22:19:19,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:19:19,664 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 20 mSDsluCounter, 1075 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:19,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 1633 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:19:19,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2022-07-19 22:19:19,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 490. [2022-07-19 22:19:19,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 300 states have (on average 1.1533333333333333) internal successors, (346), 305 states have internal predecessors, (346), 152 states have call successors, (152), 34 states have call predecessors, (152), 36 states have return successors, (158), 151 states have call predecessors, (158), 151 states have call successors, (158) [2022-07-19 22:19:19,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 656 transitions. [2022-07-19 22:19:19,679 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 656 transitions. Word has length 301 [2022-07-19 22:19:19,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:19,680 INFO L495 AbstractCegarLoop]: Abstraction has 490 states and 656 transitions. [2022-07-19 22:19:19,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 656 transitions. [2022-07-19 22:19:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-07-19 22:19:19,681 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:19,681 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:19,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:19,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:19,904 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:19,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:19,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1436790455, now seen corresponding path program 1 times [2022-07-19 22:19:19,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:19,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100667884] [2022-07-19 22:19:19,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:19,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-19 22:19:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-19 22:19:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-19 22:19:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-19 22:19:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-19 22:19:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-07-19 22:19:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-19 22:19:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,310 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2022-07-19 22:19:20,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:20,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100667884] [2022-07-19 22:19:20,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100667884] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:20,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448745263] [2022-07-19 22:19:20,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:20,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:20,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:20,312 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:20,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-07-19 22:19:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:20,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 3394 conjuncts, 32 conjunts are in the unsatisfiable core [2022-07-19 22:19:20,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-07-19 22:19:20,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:20,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [448745263] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:20,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:20,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 11 [2022-07-19 22:19:20,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171032016] [2022-07-19 22:19:20,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:20,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-19 22:19:20,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:20,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-19 22:19:20,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:19:20,890 INFO L87 Difference]: Start difference. First operand 490 states and 656 transitions. Second operand has 9 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-19 22:19:21,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:21,049 INFO L93 Difference]: Finished difference Result 873 states and 1201 transitions. [2022-07-19 22:19:21,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 22:19:21,050 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 305 [2022-07-19 22:19:21,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:21,052 INFO L225 Difference]: With dead ends: 873 [2022-07-19 22:19:21,052 INFO L226 Difference]: Without dead ends: 495 [2022-07-19 22:19:21,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 388 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-07-19 22:19:21,053 INFO L413 NwaCegarLoop]: 541 mSDtfsCounter, 12 mSDsluCounter, 3727 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 4268 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:21,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 4268 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:19:21,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2022-07-19 22:19:21,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2022-07-19 22:19:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 304 states have (on average 1.1513157894736843) internal successors, (350), 310 states have internal predecessors, (350), 152 states have call successors, (152), 34 states have call predecessors, (152), 37 states have return successors, (169), 151 states have call predecessors, (169), 151 states have call successors, (169) [2022-07-19 22:19:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 671 transitions. [2022-07-19 22:19:21,073 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 671 transitions. Word has length 305 [2022-07-19 22:19:21,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:21,074 INFO L495 AbstractCegarLoop]: Abstraction has 495 states and 671 transitions. [2022-07-19 22:19:21,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-19 22:19:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 671 transitions. [2022-07-19 22:19:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:21,076 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:21,077 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:21,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:21,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-07-19 22:19:21,283 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:21,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:21,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1458254578, now seen corresponding path program 1 times [2022-07-19 22:19:21,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:21,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546690000] [2022-07-19 22:19:21,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:21,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-07-19 22:19:21,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:21,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546690000] [2022-07-19 22:19:21,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546690000] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:21,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162503545] [2022-07-19 22:19:21,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:21,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:21,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:21,552 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:21,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-07-19 22:19:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 3399 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 22:19:22,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:22,089 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-07-19 22:19:22,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:22,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162503545] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:22,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:22,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2022-07-19 22:19:22,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422179594] [2022-07-19 22:19:22,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:22,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:19:22,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:22,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:19:22,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:19:22,092 INFO L87 Difference]: Start difference. First operand 495 states and 671 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:22,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:22,121 INFO L93 Difference]: Finished difference Result 883 states and 1237 transitions. [2022-07-19 22:19:22,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:19:22,121 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 307 [2022-07-19 22:19:22,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:22,124 INFO L225 Difference]: With dead ends: 883 [2022-07-19 22:19:22,124 INFO L226 Difference]: Without dead ends: 500 [2022-07-19 22:19:22,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:19:22,127 INFO L413 NwaCegarLoop]: 544 mSDtfsCounter, 9 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:22,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1626 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:19:22,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2022-07-19 22:19:22,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 497. [2022-07-19 22:19:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 306 states have (on average 1.1503267973856208) internal successors, (352), 312 states have internal predecessors, (352), 152 states have call successors, (152), 34 states have call predecessors, (152), 37 states have return successors, (169), 151 states have call predecessors, (169), 151 states have call successors, (169) [2022-07-19 22:19:22,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 673 transitions. [2022-07-19 22:19:22,161 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 673 transitions. Word has length 307 [2022-07-19 22:19:22,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:22,162 INFO L495 AbstractCegarLoop]: Abstraction has 497 states and 673 transitions. [2022-07-19 22:19:22,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 673 transitions. [2022-07-19 22:19:22,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:22,164 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:22,164 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:22,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:22,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-07-19 22:19:22,365 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:22,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:22,365 INFO L85 PathProgramCache]: Analyzing trace with hash 2003127152, now seen corresponding path program 1 times [2022-07-19 22:19:22,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:22,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749655401] [2022-07-19 22:19:22,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:22,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-07-19 22:19:22,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:22,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749655401] [2022-07-19 22:19:22,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749655401] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:22,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347011720] [2022-07-19 22:19:22,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:22,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:22,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:22,772 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:22,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-07-19 22:19:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 3404 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-19 22:19:23,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:23,421 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-07-19 22:19:23,422 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:23,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347011720] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:23,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:23,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2022-07-19 22:19:23,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917008332] [2022-07-19 22:19:23,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:23,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 22:19:23,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:23,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 22:19:23,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 22:19:23,423 INFO L87 Difference]: Start difference. First operand 497 states and 673 transitions. Second operand has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:23,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:23,640 INFO L93 Difference]: Finished difference Result 900 states and 1278 transitions. [2022-07-19 22:19:23,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:19:23,641 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 307 [2022-07-19 22:19:23,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:23,643 INFO L225 Difference]: With dead ends: 900 [2022-07-19 22:19:23,643 INFO L226 Difference]: Without dead ends: 513 [2022-07-19 22:19:23,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 391 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-19 22:19:23,645 INFO L413 NwaCegarLoop]: 554 mSDtfsCounter, 23 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 44 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:23,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 2103 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 44 Unchecked, 0.2s Time] [2022-07-19 22:19:23,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-07-19 22:19:23,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 504. [2022-07-19 22:19:23,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 313 states have (on average 1.1501597444089458) internal successors, (360), 319 states have internal predecessors, (360), 152 states have call successors, (152), 34 states have call predecessors, (152), 37 states have return successors, (169), 151 states have call predecessors, (169), 151 states have call successors, (169) [2022-07-19 22:19:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 681 transitions. [2022-07-19 22:19:23,669 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 681 transitions. Word has length 307 [2022-07-19 22:19:23,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:23,669 INFO L495 AbstractCegarLoop]: Abstraction has 504 states and 681 transitions. [2022-07-19 22:19:23,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 681 transitions. [2022-07-19 22:19:23,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:23,671 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:23,671 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:23,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:23,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:23,884 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:23,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:23,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1873951442, now seen corresponding path program 1 times [2022-07-19 22:19:23,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:23,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377218485] [2022-07-19 22:19:23,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:23,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:23,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2022-07-19 22:19:24,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:24,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377218485] [2022-07-19 22:19:24,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377218485] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:24,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485095819] [2022-07-19 22:19:24,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:24,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:24,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:24,165 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:24,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-07-19 22:19:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:24,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 3401 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 22:19:24,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-07-19 22:19:24,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:24,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485095819] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:24,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:24,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2022-07-19 22:19:24,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502964061] [2022-07-19 22:19:24,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:24,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:19:24,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:24,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:19:24,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:19:24,719 INFO L87 Difference]: Start difference. First operand 504 states and 681 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:24,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:24,744 INFO L93 Difference]: Finished difference Result 905 states and 1271 transitions. [2022-07-19 22:19:24,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:19:24,746 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 307 [2022-07-19 22:19:24,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:24,748 INFO L225 Difference]: With dead ends: 905 [2022-07-19 22:19:24,748 INFO L226 Difference]: Without dead ends: 513 [2022-07-19 22:19:24,750 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:19:24,750 INFO L413 NwaCegarLoop]: 544 mSDtfsCounter, 34 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:24,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 1624 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:19:24,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-07-19 22:19:24,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 500. [2022-07-19 22:19:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 309 states have (on average 1.1423948220064726) internal successors, (353), 315 states have internal predecessors, (353), 152 states have call successors, (152), 34 states have call predecessors, (152), 37 states have return successors, (169), 151 states have call predecessors, (169), 151 states have call successors, (169) [2022-07-19 22:19:24,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 674 transitions. [2022-07-19 22:19:24,769 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 674 transitions. Word has length 307 [2022-07-19 22:19:24,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:24,769 INFO L495 AbstractCegarLoop]: Abstraction has 500 states and 674 transitions. [2022-07-19 22:19:24,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-19 22:19:24,769 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 674 transitions. [2022-07-19 22:19:24,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:24,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:24,771 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:24,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:24,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:24,983 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:24,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:24,984 INFO L85 PathProgramCache]: Analyzing trace with hash 803575404, now seen corresponding path program 1 times [2022-07-19 22:19:24,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:24,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628205588] [2022-07-19 22:19:24,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:24,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:25,873 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-19 22:19:25,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:25,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628205588] [2022-07-19 22:19:25,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628205588] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:25,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365527316] [2022-07-19 22:19:25,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:25,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:25,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:25,875 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:25,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-07-19 22:19:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:26,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 3396 conjuncts, 75 conjunts are in the unsatisfiable core [2022-07-19 22:19:26,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:26,441 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-07-19 22:19:26,509 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-07-19 22:19:27,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:19:27,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2022-07-19 22:19:27,406 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2022-07-19 22:19:27,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2022-07-19 22:19:28,169 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 180 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-07-19 22:19:28,169 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:19:28,804 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2629 (Array Int Int))) (not (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf#1.base| v_ArrVal_2629) |c_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (+ 8 |c_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|)) 0))) is different from false [2022-07-19 22:19:28,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365527316] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:28,815 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 22:19:28,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 37 [2022-07-19 22:19:28,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755673773] [2022-07-19 22:19:28,816 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 22:19:28,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-07-19 22:19:28,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:28,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-07-19 22:19:28,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=2004, Unknown=1, NotChecked=90, Total=2256 [2022-07-19 22:19:28,817 INFO L87 Difference]: Start difference. First operand 500 states and 674 transitions. Second operand has 37 states, 34 states have (on average 6.970588235294118) internal successors, (237), 29 states have internal predecessors, (237), 17 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (69), 20 states have call predecessors, (69), 17 states have call successors, (69) [2022-07-19 22:19:34,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:34,256 INFO L93 Difference]: Finished difference Result 1237 states and 1732 transitions. [2022-07-19 22:19:34,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-07-19 22:19:34,257 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 34 states have (on average 6.970588235294118) internal successors, (237), 29 states have internal predecessors, (237), 17 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (69), 20 states have call predecessors, (69), 17 states have call successors, (69) Word has length 307 [2022-07-19 22:19:34,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:34,261 INFO L225 Difference]: With dead ends: 1237 [2022-07-19 22:19:34,261 INFO L226 Difference]: Without dead ends: 798 [2022-07-19 22:19:34,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 589 GetRequests, 490 SyntacticMatches, 24 SemanticMatches, 75 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1484 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=354, Invalid=5349, Unknown=1, NotChecked=148, Total=5852 [2022-07-19 22:19:34,264 INFO L413 NwaCegarLoop]: 705 mSDtfsCounter, 426 mSDsluCounter, 7042 mSDsCounter, 0 mSdLazyCounter, 8138 mSolverCounterSat, 412 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 7747 SdHoareTripleChecker+Invalid, 11348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 412 IncrementalHoareTripleChecker+Valid, 8138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2798 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:34,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [439 Valid, 7747 Invalid, 11348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [412 Valid, 8138 Invalid, 0 Unknown, 2798 Unchecked, 4.4s Time] [2022-07-19 22:19:34,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2022-07-19 22:19:34,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 581. [2022-07-19 22:19:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 371 states have (on average 1.137466307277628) internal successors, (422), 378 states have internal predecessors, (422), 162 states have call successors, (162), 41 states have call predecessors, (162), 46 states have return successors, (183), 162 states have call predecessors, (183), 161 states have call successors, (183) [2022-07-19 22:19:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 767 transitions. [2022-07-19 22:19:34,295 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 767 transitions. Word has length 307 [2022-07-19 22:19:34,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:34,296 INFO L495 AbstractCegarLoop]: Abstraction has 581 states and 767 transitions. [2022-07-19 22:19:34,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 34 states have (on average 6.970588235294118) internal successors, (237), 29 states have internal predecessors, (237), 17 states have call successors, (68), 4 states have call predecessors, (68), 11 states have return successors, (69), 20 states have call predecessors, (69), 17 states have call successors, (69) [2022-07-19 22:19:34,296 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 767 transitions. [2022-07-19 22:19:34,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:34,297 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:34,298 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:34,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:34,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-07-19 22:19:34,512 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:34,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:34,512 INFO L85 PathProgramCache]: Analyzing trace with hash -658848152, now seen corresponding path program 1 times [2022-07-19 22:19:34,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:34,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546263935] [2022-07-19 22:19:34,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:34,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:34,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:35,454 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 5 proven. 60 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-07-19 22:19:35,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:35,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546263935] [2022-07-19 22:19:35,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546263935] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:35,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753206619] [2022-07-19 22:19:35,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:35,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:35,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:35,456 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:35,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-07-19 22:19:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:36,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 3406 conjuncts, 84 conjunts are in the unsatisfiable core [2022-07-19 22:19:36,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:36,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-07-19 22:19:36,136 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-07-19 22:19:36,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:19:36,716 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-07-19 22:19:37,095 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-07-19 22:19:37,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-07-19 22:19:38,267 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 180 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-07-19 22:19:38,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:19:38,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2022-07-19 22:19:38,745 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2022-07-19 22:19:39,165 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2743 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf#1.base| v_ArrVal_2743) |c_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (+ 8 |c_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|)) 0)) is different from false [2022-07-19 22:19:39,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753206619] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:39,175 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 22:19:39,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 45 [2022-07-19 22:19:39,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15499052] [2022-07-19 22:19:39,175 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 22:19:39,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-07-19 22:19:39,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:39,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-07-19 22:19:39,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=3219, Unknown=1, NotChecked=114, Total=3540 [2022-07-19 22:19:39,178 INFO L87 Difference]: Start difference. First operand 581 states and 767 transitions. Second operand has 45 states, 41 states have (on average 5.926829268292683) internal successors, (243), 37 states have internal predecessors, (243), 17 states have call successors, (68), 4 states have call predecessors, (68), 13 states have return successors, (69), 20 states have call predecessors, (69), 17 states have call successors, (69) [2022-07-19 22:19:45,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:45,021 INFO L93 Difference]: Finished difference Result 1271 states and 1704 transitions. [2022-07-19 22:19:45,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-07-19 22:19:45,021 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 41 states have (on average 5.926829268292683) internal successors, (243), 37 states have internal predecessors, (243), 17 states have call successors, (68), 4 states have call predecessors, (68), 13 states have return successors, (69), 20 states have call predecessors, (69), 17 states have call successors, (69) Word has length 307 [2022-07-19 22:19:45,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:45,025 INFO L225 Difference]: With dead ends: 1271 [2022-07-19 22:19:45,025 INFO L226 Difference]: Without dead ends: 776 [2022-07-19 22:19:45,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 481 SyntacticMatches, 24 SemanticMatches, 94 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2133 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=450, Invalid=8483, Unknown=1, NotChecked=186, Total=9120 [2022-07-19 22:19:45,028 INFO L413 NwaCegarLoop]: 565 mSDtfsCounter, 171 mSDsluCounter, 7375 mSDsCounter, 0 mSdLazyCounter, 7009 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 7940 SdHoareTripleChecker+Invalid, 9370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 7009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2191 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:45,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 7940 Invalid, 9370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 7009 Invalid, 0 Unknown, 2191 Unchecked, 4.3s Time] [2022-07-19 22:19:45,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2022-07-19 22:19:45,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 687. [2022-07-19 22:19:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 454 states have (on average 1.1365638766519823) internal successors, (516), 463 states have internal predecessors, (516), 174 states have call successors, (174), 50 states have call predecessors, (174), 57 states have return successors, (202), 174 states have call predecessors, (202), 173 states have call successors, (202) [2022-07-19 22:19:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 892 transitions. [2022-07-19 22:19:45,056 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 892 transitions. Word has length 307 [2022-07-19 22:19:45,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:45,056 INFO L495 AbstractCegarLoop]: Abstraction has 687 states and 892 transitions. [2022-07-19 22:19:45,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 41 states have (on average 5.926829268292683) internal successors, (243), 37 states have internal predecessors, (243), 17 states have call successors, (68), 4 states have call predecessors, (68), 13 states have return successors, (69), 20 states have call predecessors, (69), 17 states have call successors, (69) [2022-07-19 22:19:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 892 transitions. [2022-07-19 22:19:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:45,058 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:45,058 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:45,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:45,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-07-19 22:19:45,268 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:45,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:45,268 INFO L85 PathProgramCache]: Analyzing trace with hash 2114033064, now seen corresponding path program 1 times [2022-07-19 22:19:45,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:45,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213709608] [2022-07-19 22:19:45,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:45,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2022-07-19 22:19:45,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:45,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213709608] [2022-07-19 22:19:45,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213709608] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:45,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469415610] [2022-07-19 22:19:45,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:45,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:45,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:45,625 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:45,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-07-19 22:19:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 3396 conjuncts, 32 conjunts are in the unsatisfiable core [2022-07-19 22:19:46,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-07-19 22:19:46,298 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:46,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469415610] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:46,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:46,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [8] total 18 [2022-07-19 22:19:46,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379371611] [2022-07-19 22:19:46,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:46,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-19 22:19:46,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:46,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-19 22:19:46,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306 [2022-07-19 22:19:46,300 INFO L87 Difference]: Start difference. First operand 687 states and 892 transitions. Second operand has 13 states, 11 states have (on average 11.0) internal successors, (121), 11 states have internal predecessors, (121), 4 states have call successors, (31), 2 states have call predecessors, (31), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2022-07-19 22:19:46,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:46,512 INFO L93 Difference]: Finished difference Result 1097 states and 1491 transitions. [2022-07-19 22:19:46,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-19 22:19:46,519 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 11.0) internal successors, (121), 11 states have internal predecessors, (121), 4 states have call successors, (31), 2 states have call predecessors, (31), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 307 [2022-07-19 22:19:46,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:46,523 INFO L225 Difference]: With dead ends: 1097 [2022-07-19 22:19:46,523 INFO L226 Difference]: Without dead ends: 698 [2022-07-19 22:19:46,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-07-19 22:19:46,529 INFO L413 NwaCegarLoop]: 549 mSDtfsCounter, 24 mSDsluCounter, 5921 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 6470 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:46,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 6470 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:19:46,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2022-07-19 22:19:46,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 685. [2022-07-19 22:19:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 451 states have (on average 1.1286031042128604) internal successors, (509), 461 states have internal predecessors, (509), 174 states have call successors, (174), 50 states have call predecessors, (174), 58 states have return successors, (211), 174 states have call predecessors, (211), 173 states have call successors, (211) [2022-07-19 22:19:46,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 894 transitions. [2022-07-19 22:19:46,560 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 894 transitions. Word has length 307 [2022-07-19 22:19:46,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:46,560 INFO L495 AbstractCegarLoop]: Abstraction has 685 states and 894 transitions. [2022-07-19 22:19:46,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 11.0) internal successors, (121), 11 states have internal predecessors, (121), 4 states have call successors, (31), 2 states have call predecessors, (31), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2022-07-19 22:19:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 894 transitions. [2022-07-19 22:19:46,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:46,563 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:46,563 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:46,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:46,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-07-19 22:19:46,784 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:46,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:46,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1068757862, now seen corresponding path program 1 times [2022-07-19 22:19:46,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:46,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538869359] [2022-07-19 22:19:46,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:46,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:46,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2022-07-19 22:19:47,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:47,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538869359] [2022-07-19 22:19:47,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538869359] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:47,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958143831] [2022-07-19 22:19:47,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:47,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:47,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:47,169 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:47,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-07-19 22:19:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:47,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 3391 conjuncts, 31 conjunts are in the unsatisfiable core [2022-07-19 22:19:47,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-07-19 22:19:47,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:19:47,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958143831] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:19:47,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:19:47,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 9 [2022-07-19 22:19:47,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577626821] [2022-07-19 22:19:47,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:19:47,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 22:19:47,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:47,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 22:19:47,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-19 22:19:47,780 INFO L87 Difference]: Start difference. First operand 685 states and 894 transitions. Second operand has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 6 states have internal predecessors, (131), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-19 22:19:47,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:47,839 INFO L93 Difference]: Finished difference Result 1317 states and 1763 transitions. [2022-07-19 22:19:47,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 22:19:47,839 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 6 states have internal predecessors, (131), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 307 [2022-07-19 22:19:47,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:47,842 INFO L225 Difference]: With dead ends: 1317 [2022-07-19 22:19:47,842 INFO L226 Difference]: Without dead ends: 694 [2022-07-19 22:19:47,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 392 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-07-19 22:19:47,845 INFO L413 NwaCegarLoop]: 570 mSDtfsCounter, 6 mSDsluCounter, 2819 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 3389 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:47,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 3389 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:19:47,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2022-07-19 22:19:47,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 686. [2022-07-19 22:19:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 453 states have (on average 1.1324503311258278) internal successors, (513), 463 states have internal predecessors, (513), 173 states have call successors, (173), 50 states have call predecessors, (173), 58 states have return successors, (214), 173 states have call predecessors, (214), 172 states have call successors, (214) [2022-07-19 22:19:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 900 transitions. [2022-07-19 22:19:47,870 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 900 transitions. Word has length 307 [2022-07-19 22:19:47,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:47,870 INFO L495 AbstractCegarLoop]: Abstraction has 686 states and 900 transitions. [2022-07-19 22:19:47,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 6 states have internal predecessors, (131), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-19 22:19:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 900 transitions. [2022-07-19 22:19:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-19 22:19:47,872 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:19:47,872 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:19:47,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:48,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:48,096 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:19:48,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:19:48,096 INFO L85 PathProgramCache]: Analyzing trace with hash 234876652, now seen corresponding path program 1 times [2022-07-19 22:19:48,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:19:48,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862266115] [2022-07-19 22:19:48,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:48,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:19:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:19:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:19:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 22:19:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:19:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-19 22:19:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 22:19:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 22:19:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 22:19:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-19 22:19:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-19 22:19:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 22:19:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-19 22:19:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-19 22:19:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-19 22:19:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-19 22:19:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-19 22:19:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 22:19:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 22:19:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-19 22:19:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-19 22:19:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-19 22:19:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-19 22:19:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:19:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-19 22:19:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2022-07-19 22:19:48,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:19:48,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862266115] [2022-07-19 22:19:48,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862266115] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:19:48,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142586542] [2022-07-19 22:19:48,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:19:48,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:48,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:19:48,438 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:19:48,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-07-19 22:19:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:19:48,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 3386 conjuncts, 31 conjunts are in the unsatisfiable core [2022-07-19 22:19:48,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:19:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 245 proven. 3 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-07-19 22:19:49,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:19:49,449 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 15 proven. 31 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2022-07-19 22:19:49,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [142586542] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 22:19:49,449 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-19 22:19:49,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 13] total 18 [2022-07-19 22:19:49,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012558273] [2022-07-19 22:19:49,449 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-19 22:19:49,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-07-19 22:19:49,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:19:49,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-07-19 22:19:49,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2022-07-19 22:19:49,450 INFO L87 Difference]: Start difference. First operand 686 states and 900 transitions. Second operand has 18 states, 16 states have (on average 11.75) internal successors, (188), 12 states have internal predecessors, (188), 7 states have call successors, (55), 4 states have call predecessors, (55), 5 states have return successors, (55), 9 states have call predecessors, (55), 6 states have call successors, (55) [2022-07-19 22:19:49,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:19:49,926 INFO L93 Difference]: Finished difference Result 693 states and 905 transitions. [2022-07-19 22:19:49,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 22:19:49,927 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 11.75) internal successors, (188), 12 states have internal predecessors, (188), 7 states have call successors, (55), 4 states have call predecessors, (55), 5 states have return successors, (55), 9 states have call predecessors, (55), 6 states have call successors, (55) Word has length 307 [2022-07-19 22:19:49,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:19:49,927 INFO L225 Difference]: With dead ends: 693 [2022-07-19 22:19:49,928 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 22:19:49,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 714 GetRequests, 690 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=523, Unknown=0, NotChecked=0, Total=600 [2022-07-19 22:19:49,930 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 47 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 942 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-19 22:19:49,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 399 Invalid, 962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 942 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-19 22:19:49,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 22:19:49,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 22:19:49,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 22:19:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 22:19:49,931 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 307 [2022-07-19 22:19:49,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:19:49,931 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 22:19:49,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 11.75) internal successors, (188), 12 states have internal predecessors, (188), 7 states have call successors, (55), 4 states have call predecessors, (55), 5 states have return successors, (55), 9 states have call predecessors, (55), 6 states have call successors, (55) [2022-07-19 22:19:49,931 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 22:19:49,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 22:19:49,933 INFO L805 garLoopResultBuilder]: Registering result SAFE for location aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-07-19 22:19:49,933 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-07-19 22:19:49,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-07-19 22:19:50,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:19:50,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 22:19:51,575 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6882 6887) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 22:19:51,575 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2022-07-19 22:19:51,575 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2022-07-19 22:19:51,575 INFO L899 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2022-07-19 22:19:51,576 INFO L895 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 22:19:51,576 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitFINAL(lines 5791 5794) no Hoare annotation was computed. [2022-07-19 22:19:51,576 INFO L895 garLoopResultBuilder]: At program point L5793(line 5793) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (not (= ~aws_memory_order~0~aws_memory_order_seq_cst |aws_atomic_load_ptr_explicit_#in~memory_order|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72|) 8) 0))) (= ~aws_memory_order~0~aws_memory_order_seq_cst aws_atomic_load_ptr_explicit_~memory_order) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0))) [2022-07-19 22:19:51,577 INFO L899 garLoopResultBuilder]: For program point L5793-1(line 5793) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L902 garLoopResultBuilder]: At program point aws_atomic_load_ptr_explicitENTRY(lines 5791 5794) the Hoare annotation is: true [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitEXIT(lines 5791 5794) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-5(line 8801) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-6(lines 8801 8802) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801(line 8801) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-2(line 8801) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-3(line 8801) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L902 garLoopResultBuilder]: At program point s_buf_belongs_to_poolENTRY(lines 8794 8803) the Hoare annotation is: true [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-8(lines 8801 8802) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-9(lines 8801 8802) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L8801-11(lines 8801 8802) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolEXIT(lines 8794 8803) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolFINAL(lines 8794 8803) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L902 garLoopResultBuilder]: At program point aws_ring_buffer_check_atomic_ptrENTRY(lines 6039 6045) the Hoare annotation is: true [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrEXIT(lines 6039 6045) no Hoare annotation was computed. [2022-07-19 22:19:51,578 INFO L899 garLoopResultBuilder]: For program point L6044-2(line 6044) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point L6044(line 6044) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrFINAL(lines 6039 6045) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point aws_atomic_store_ptrENTRY(lines 5638 5641) the Hoare annotation is: true [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrEXIT(lines 5638 5641) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrFINAL(lines 5638 5641) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point L5640(line 5640) the Hoare annotation is: true [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point is_front_valid_stateENTRY(lines 9210 9215) the Hoare annotation is: true [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point L9213(line 9213) the Hoare annotation is: true [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point L9212(line 9212) the Hoare annotation is: true [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point L9213-1(line 9213) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point L9212-1(line 9212) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateFINAL(lines 9210 9215) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateEXIT(lines 9210 9215) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L895 garLoopResultBuilder]: At program point L5809(line 5809) the Hoare annotation is: (or (not (<= |aws_atomic_store_ptr_explicit_#in~memory_order| ~aws_memory_order~0~aws_memory_order_seq_cst)) (not (<= ~aws_memory_order~0~aws_memory_order_seq_cst |aws_atomic_store_ptr_explicit_#in~memory_order|)) (not (< 0 |#StackHeapBarrier|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72|) 8) 0))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0)) (and (<= aws_atomic_store_ptr_explicit_~memory_order ~aws_memory_order~0~aws_memory_order_seq_cst) (<= ~aws_memory_order~0~aws_memory_order_seq_cst aws_atomic_store_ptr_explicit_~memory_order))) [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitFINAL(lines 5807 5810) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L899 garLoopResultBuilder]: For program point L5809-1(line 5809) no Hoare annotation was computed. [2022-07-19 22:19:51,579 INFO L902 garLoopResultBuilder]: At program point aws_atomic_store_ptr_explicitENTRY(lines 5807 5810) the Hoare annotation is: true [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitEXIT(lines 5807 5810) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5746(lines 5746 5759) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderEXIT(lines 5745 5760) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderFINAL(lines 5745 5760) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L902 garLoopResultBuilder]: At program point aws_atomic_priv_xlate_orderENTRY(lines 5745 5760) the Hoare annotation is: true [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5755(line 5755) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5757(line 5757) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5751(line 5751) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5753(line 5753) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5747(line 5747) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L5749(line 5749) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point L233(line 233) no Hoare annotation was computed. [2022-07-19 22:19:51,580 INFO L902 garLoopResultBuilder]: At program point aws_atomic_load_ptrENTRY(lines 5622 5625) the Hoare annotation is: true [2022-07-19 22:19:51,580 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrEXIT(lines 5622 5625) no Hoare annotation was computed. [2022-07-19 22:19:51,581 INFO L899 garLoopResultBuilder]: For program point L5624-1(line 5624) no Hoare annotation was computed. [2022-07-19 22:19:51,581 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrFINAL(lines 5622 5625) no Hoare annotation was computed. [2022-07-19 22:19:51,581 INFO L902 garLoopResultBuilder]: At program point L5624(line 5624) the Hoare annotation is: true [2022-07-19 22:19:51,581 INFO L902 garLoopResultBuilder]: At program point aws_byte_buf_is_validENTRY(lines 7375 7381) the Hoare annotation is: true [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-3(line 7377) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-1(line 7377) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377(lines 7377 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-7(lines 7377 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-6(lines 7377 7378) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-4(lines 7377 7378) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-11(lines 7377 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7377-9(lines 7377 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validFINAL(lines 7375 7381) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validEXIT(lines 7375 7381) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7380-2(line 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,582 INFO L899 garLoopResultBuilder]: For program point L7380(line 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point L7380-6(line 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point L7380-4(line 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point L7380-3(line 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point L7380-8(line 7380) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-19 22:19:51,583 INFO L902 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2022-07-19 22:19:51,584 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-19 22:19:51,584 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-19 22:19:51,584 INFO L899 garLoopResultBuilder]: For program point L7317(lines 7317 7319) no Hoare annotation was computed. [2022-07-19 22:19:51,584 INFO L899 garLoopResultBuilder]: For program point L6076-2(line 6076) no Hoare annotation was computed. [2022-07-19 22:19:51,584 INFO L902 garLoopResultBuilder]: At program point aws_ring_buffer_is_validENTRY(lines 6062 6081) the Hoare annotation is: true [2022-07-19 22:19:51,584 INFO L899 garLoopResultBuilder]: For program point L6076(line 6076) no Hoare annotation was computed. [2022-07-19 22:19:51,584 INFO L899 garLoopResultBuilder]: For program point L6072-1(line 6072) no Hoare annotation was computed. [2022-07-19 22:19:51,584 INFO L895 garLoopResultBuilder]: At program point L6072(line 6072) the Hoare annotation is: (let ((.cse0 (= aws_ring_buffer_is_valid_~head~1.base 0)) (.cse1 (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|)) (.cse5 (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|))) (or (not (< 0 |#StackHeapBarrier|)) (let ((.cse2 (not (= aws_ring_buffer_is_valid_~ring_buf.offset 0))) (.cse3 (select (select |#memory_$Pointer$.base| |aws_ring_buffer_is_valid_#in~ring_buf.base|) 32)) (.cse4 (let ((.cse6 (div aws_ring_buffer_is_valid_~head_in_range~0 256))) (and (not (<= (+ .cse6 1) 0)) (<= aws_ring_buffer_is_valid_~head_in_range~0 (* 256 .cse6)))))) (and .cse0 .cse1 (or .cse2 (and (<= aws_ring_buffer_is_valid_~tail~1.base 0) (or (= (select (select |#memory_$Pointer$.base| aws_ring_buffer_is_valid_~ring_buf.base) (+ aws_ring_buffer_is_valid_~ring_buf.offset 8)) .cse3) .cse4) (<= 0 aws_ring_buffer_is_valid_~tail~1.base))) (or .cse2 (= .cse3 |aws_ring_buffer_is_valid_#in~ring_buf.offset|) .cse4) .cse5)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72|) 8) 0))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0)) (and .cse0 .cse1 (<= 0 aws_ring_buffer_is_valid_~head_in_range~0) (<= aws_ring_buffer_is_valid_~head_in_range~0 0) .cse5))) [2022-07-19 22:19:51,584 INFO L895 garLoopResultBuilder]: At program point L6066(line 6066) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72|) 8) 0))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0))) [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6066-1(line 6066) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6077-3(line 6077) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6077(line 6077) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6077-1(line 6077) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6077-6(lines 6077 6080) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6077-5(line 6077) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validEXIT(lines 6062 6081) no Hoare annotation was computed. [2022-07-19 22:19:51,585 INFO L895 garLoopResultBuilder]: At program point L6069(line 6069) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (or (not (= aws_ring_buffer_is_valid_~ring_buf.offset 0)) (and (<= aws_ring_buffer_is_valid_~tail~1.base 0) (<= 0 aws_ring_buffer_is_valid_~tail~1.base))) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (not (< 0 |#StackHeapBarrier|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72|) 8) 0))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0))) [2022-07-19 22:19:51,585 INFO L899 garLoopResultBuilder]: For program point L6077-8(lines 6077 6080) no Hoare annotation was computed. [2022-07-19 22:19:51,586 INFO L899 garLoopResultBuilder]: For program point L6069-1(line 6069) no Hoare annotation was computed. [2022-07-19 22:19:51,586 INFO L895 garLoopResultBuilder]: At program point L6065(line 6065) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72|) 8) 0))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0))) [2022-07-19 22:19:51,586 INFO L899 garLoopResultBuilder]: For program point L6065-1(line 6065) no Hoare annotation was computed. [2022-07-19 22:19:51,586 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validFINAL(lines 6062 6081) no Hoare annotation was computed. [2022-07-19 22:19:51,586 INFO L899 garLoopResultBuilder]: For program point L8222(lines 8222 8223) no Hoare annotation was computed. [2022-07-19 22:19:51,586 INFO L902 garLoopResultBuilder]: At program point aws_byte_buf_from_empty_arrayENTRY(lines 8218 8232) the Hoare annotation is: true [2022-07-19 22:19:51,586 INFO L899 garLoopResultBuilder]: For program point L8219-1(line 8219) no Hoare annotation was computed. [2022-07-19 22:19:51,586 INFO L902 garLoopResultBuilder]: At program point L8219(line 8219) the Hoare annotation is: true [2022-07-19 22:19:51,586 INFO L899 garLoopResultBuilder]: For program point L8222-2(lines 8222 8223) no Hoare annotation was computed. [2022-07-19 22:19:51,587 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayFINAL(lines 8218 8232) no Hoare annotation was computed. [2022-07-19 22:19:51,587 INFO L902 garLoopResultBuilder]: At program point L8230(line 8230) the Hoare annotation is: true [2022-07-19 22:19:51,587 INFO L899 garLoopResultBuilder]: For program point L8230-2(line 8230) no Hoare annotation was computed. [2022-07-19 22:19:51,587 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayEXIT(lines 8218 8232) no Hoare annotation was computed. [2022-07-19 22:19:51,587 INFO L902 garLoopResultBuilder]: At program point L8230-1(line 8230) the Hoare annotation is: true [2022-07-19 22:19:51,587 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2022-07-19 22:19:51,587 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2022-07-19 22:19:51,587 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6889 6891) the Hoare annotation is: true [2022-07-19 22:19:51,587 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateFINAL(lines 9221 9226) no Hoare annotation was computed. [2022-07-19 22:19:51,588 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateEXIT(lines 9221 9226) no Hoare annotation was computed. [2022-07-19 22:19:51,588 INFO L902 garLoopResultBuilder]: At program point is_middle_valid_stateENTRY(lines 9221 9226) the Hoare annotation is: true [2022-07-19 22:19:51,588 INFO L902 garLoopResultBuilder]: At program point L9224(line 9224) the Hoare annotation is: true [2022-07-19 22:19:51,588 INFO L902 garLoopResultBuilder]: At program point L9223(line 9223) the Hoare annotation is: true [2022-07-19 22:19:51,588 INFO L899 garLoopResultBuilder]: For program point L9224-1(line 9224) no Hoare annotation was computed. [2022-07-19 22:19:51,588 INFO L899 garLoopResultBuilder]: For program point L9223-1(line 9223) no Hoare annotation was computed. [2022-07-19 22:19:51,588 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: false [2022-07-19 22:19:51,588 INFO L895 garLoopResultBuilder]: At program point L8673-1(line 8673) the Hoare annotation is: false [2022-07-19 22:19:51,588 INFO L899 garLoopResultBuilder]: For program point L8673-2(line 8673) no Hoare annotation was computed. [2022-07-19 22:19:51,588 INFO L895 garLoopResultBuilder]: At program point L8822-1(line 8822) the Hoare annotation is: false [2022-07-19 22:19:51,589 INFO L899 garLoopResultBuilder]: For program point L8822-2(line 8822) no Hoare annotation was computed. [2022-07-19 22:19:51,589 INFO L895 garLoopResultBuilder]: At program point L9268(line 9268) the Hoare annotation is: false [2022-07-19 22:19:51,589 INFO L899 garLoopResultBuilder]: For program point L9268-1(line 9268) no Hoare annotation was computed. [2022-07-19 22:19:51,589 INFO L895 garLoopResultBuilder]: At program point L9202(line 9202) the Hoare annotation is: false [2022-07-19 22:19:51,589 INFO L895 garLoopResultBuilder]: At program point L8822(line 8822) the Hoare annotation is: false [2022-07-19 22:19:51,589 INFO L899 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2022-07-19 22:19:51,589 INFO L899 garLoopResultBuilder]: For program point L9202-1(line 9202) no Hoare annotation was computed. [2022-07-19 22:19:51,589 INFO L895 garLoopResultBuilder]: At program point L9285(line 9285) the Hoare annotation is: false [2022-07-19 22:19:51,589 INFO L899 garLoopResultBuilder]: For program point L9285-1(line 9285) no Hoare annotation was computed. [2022-07-19 22:19:51,590 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 22:19:51,590 INFO L899 garLoopResultBuilder]: For program point L8641(lines 8641 8645) no Hoare annotation was computed. [2022-07-19 22:19:51,590 INFO L899 garLoopResultBuilder]: For program point L8823-2(line 8823) no Hoare annotation was computed. [2022-07-19 22:19:51,590 INFO L899 garLoopResultBuilder]: For program point L9269(lines 9269 9275) no Hoare annotation was computed. [2022-07-19 22:19:51,590 INFO L895 garLoopResultBuilder]: At program point L9203(lines 9199 9204) the Hoare annotation is: false [2022-07-19 22:19:51,590 INFO L895 garLoopResultBuilder]: At program point L6610(line 6610) the Hoare annotation is: false [2022-07-19 22:19:51,590 INFO L895 garLoopResultBuilder]: At program point L8823(line 8823) the Hoare annotation is: false [2022-07-19 22:19:51,590 INFO L895 garLoopResultBuilder]: At program point L8823-1(line 8823) the Hoare annotation is: false [2022-07-19 22:19:51,590 INFO L899 garLoopResultBuilder]: For program point L6610-3(lines 6610 6612) no Hoare annotation was computed. [2022-07-19 22:19:51,591 INFO L899 garLoopResultBuilder]: For program point L6610-1(lines 6610 6612) no Hoare annotation was computed. [2022-07-19 22:19:51,591 INFO L899 garLoopResultBuilder]: For program point L9286-1(line 9286) no Hoare annotation was computed. [2022-07-19 22:19:51,591 INFO L895 garLoopResultBuilder]: At program point L8642(line 8642) the Hoare annotation is: false [2022-07-19 22:19:51,591 INFO L895 garLoopResultBuilder]: At program point L9286(line 9286) the Hoare annotation is: false [2022-07-19 22:19:51,591 INFO L895 garLoopResultBuilder]: At program point L8642-1(line 8642) the Hoare annotation is: false [2022-07-19 22:19:51,591 INFO L899 garLoopResultBuilder]: For program point L8642-2(line 8642) no Hoare annotation was computed. [2022-07-19 22:19:51,591 INFO L899 garLoopResultBuilder]: For program point L9270-1(line 9270) no Hoare annotation was computed. [2022-07-19 22:19:51,591 INFO L899 garLoopResultBuilder]: For program point L8659(lines 8659 8665) no Hoare annotation was computed. [2022-07-19 22:19:51,591 INFO L895 garLoopResultBuilder]: At program point L8824(lines 8815 8825) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L895 garLoopResultBuilder]: At program point L9270(line 9270) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L895 garLoopResultBuilder]: At program point L9287(line 9287) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L899 garLoopResultBuilder]: For program point L9287-1(line 9287) no Hoare annotation was computed. [2022-07-19 22:19:51,592 INFO L899 garLoopResultBuilder]: For program point L8643-2(line 8643) no Hoare annotation was computed. [2022-07-19 22:19:51,592 INFO L895 garLoopResultBuilder]: At program point L8660(line 8660) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L895 garLoopResultBuilder]: At program point L8660-1(line 8660) the Hoare annotation is: false [2022-07-19 22:19:51,592 INFO L899 garLoopResultBuilder]: For program point L8660-2(line 8660) no Hoare annotation was computed. [2022-07-19 22:19:51,593 INFO L899 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2022-07-19 22:19:51,593 INFO L895 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: false [2022-07-19 22:19:51,593 INFO L895 garLoopResultBuilder]: At program point L9271(line 9271) the Hoare annotation is: false [2022-07-19 22:19:51,593 INFO L899 garLoopResultBuilder]: For program point L9271-1(line 9271) no Hoare annotation was computed. [2022-07-19 22:19:51,593 INFO L895 garLoopResultBuilder]: At program point L8660-3(line 8660) the Hoare annotation is: false [2022-07-19 22:19:51,593 INFO L895 garLoopResultBuilder]: At program point L8660-4(line 8660) the Hoare annotation is: false [2022-07-19 22:19:51,593 INFO L899 garLoopResultBuilder]: For program point L8677(lines 8677 8683) no Hoare annotation was computed. [2022-07-19 22:19:51,593 INFO L895 garLoopResultBuilder]: At program point L8644(line 8644) the Hoare annotation is: false [2022-07-19 22:19:51,593 INFO L899 garLoopResultBuilder]: For program point L8644-1(line 8644) no Hoare annotation was computed. [2022-07-19 22:19:51,594 INFO L895 garLoopResultBuilder]: At program point L9288(line 9288) the Hoare annotation is: false [2022-07-19 22:19:51,594 INFO L899 garLoopResultBuilder]: For program point L9288-1(line 9288) no Hoare annotation was computed. [2022-07-19 22:19:51,594 INFO L899 garLoopResultBuilder]: For program point L8661(line 8661) no Hoare annotation was computed. [2022-07-19 22:19:51,594 INFO L895 garLoopResultBuilder]: At program point L8628(line 8628) the Hoare annotation is: false [2022-07-19 22:19:51,594 INFO L895 garLoopResultBuilder]: At program point L8628-1(line 8628) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_acquire_#t~ret1219#1| 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_~ring_buf#1.base|) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_~dest#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) [2022-07-19 22:19:51,594 INFO L899 garLoopResultBuilder]: For program point L8628-2(line 8628) no Hoare annotation was computed. [2022-07-19 22:19:51,594 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2022-07-19 22:19:51,594 INFO L899 garLoopResultBuilder]: For program point L9239(lines 9239 9289) no Hoare annotation was computed. [2022-07-19 22:19:51,594 INFO L895 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L895 garLoopResultBuilder]: At program point L8678-1(line 8678) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L899 garLoopResultBuilder]: For program point L8678-2(line 8678) no Hoare annotation was computed. [2022-07-19 22:19:51,595 INFO L895 garLoopResultBuilder]: At program point L8678-3(line 8678) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L899 garLoopResultBuilder]: For program point L8678-4(line 8678) no Hoare annotation was computed. [2022-07-19 22:19:51,595 INFO L895 garLoopResultBuilder]: At program point L8678(line 8678) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L895 garLoopResultBuilder]: At program point L8629(line 8629) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L895 garLoopResultBuilder]: At program point L8662-1(line 8662) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L895 garLoopResultBuilder]: At program point L8629-1(line 8629) the Hoare annotation is: false [2022-07-19 22:19:51,595 INFO L899 garLoopResultBuilder]: For program point L8662-2(line 8662) no Hoare annotation was computed. [2022-07-19 22:19:51,596 INFO L899 garLoopResultBuilder]: For program point L8629-2(line 8629) no Hoare annotation was computed. [2022-07-19 22:19:51,596 INFO L899 garLoopResultBuilder]: For program point L7192(lines 7192 7204) no Hoare annotation was computed. [2022-07-19 22:19:51,596 INFO L895 garLoopResultBuilder]: At program point L9273(line 9273) the Hoare annotation is: false [2022-07-19 22:19:51,596 INFO L899 garLoopResultBuilder]: For program point L9273-1(line 9273) no Hoare annotation was computed. [2022-07-19 22:19:51,596 INFO L895 garLoopResultBuilder]: At program point L8662(line 8662) the Hoare annotation is: false [2022-07-19 22:19:51,596 INFO L902 garLoopResultBuilder]: At program point L9290(line 9290) the Hoare annotation is: true [2022-07-19 22:19:51,596 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: false [2022-07-19 22:19:51,597 INFO L899 garLoopResultBuilder]: For program point L8646-2(line 8646) no Hoare annotation was computed. [2022-07-19 22:19:51,597 INFO L895 garLoopResultBuilder]: At program point L8646-3(line 8646) the Hoare annotation is: false [2022-07-19 22:19:51,597 INFO L899 garLoopResultBuilder]: For program point L8646-4(line 8646) no Hoare annotation was computed. [2022-07-19 22:19:51,597 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: false [2022-07-19 22:19:51,597 INFO L895 garLoopResultBuilder]: At program point L6053(line 6053) the Hoare annotation is: false [2022-07-19 22:19:51,597 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: false [2022-07-19 22:19:51,597 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2022-07-19 22:19:51,597 INFO L899 garLoopResultBuilder]: For program point L6053-1(line 6053) no Hoare annotation was computed. [2022-07-19 22:19:51,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 22:19:51,598 INFO L895 garLoopResultBuilder]: At program point L9274(line 9274) the Hoare annotation is: false [2022-07-19 22:19:51,598 INFO L895 garLoopResultBuilder]: At program point L8630-1(line 8630) the Hoare annotation is: false [2022-07-19 22:19:51,598 INFO L899 garLoopResultBuilder]: For program point L8663-2(line 8663) no Hoare annotation was computed. [2022-07-19 22:19:51,598 INFO L899 garLoopResultBuilder]: For program point L8630-2(line 8630) no Hoare annotation was computed. [2022-07-19 22:19:51,598 INFO L899 garLoopResultBuilder]: For program point L8630-4(line 8630) no Hoare annotation was computed. [2022-07-19 22:19:51,598 INFO L899 garLoopResultBuilder]: For program point L9274-1(lines 9269 9275) no Hoare annotation was computed. [2022-07-19 22:19:51,599 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: false [2022-07-19 22:19:51,599 INFO L895 garLoopResultBuilder]: At program point L8663-1(line 8663) the Hoare annotation is: false [2022-07-19 22:19:51,599 INFO L895 garLoopResultBuilder]: At program point L9258(line 9258) the Hoare annotation is: false [2022-07-19 22:19:51,599 INFO L895 garLoopResultBuilder]: At program point L8630-5(line 8630) the Hoare annotation is: false [2022-07-19 22:19:51,599 INFO L899 garLoopResultBuilder]: For program point L8630-6(line 8630) no Hoare annotation was computed. [2022-07-19 22:19:51,599 INFO L899 garLoopResultBuilder]: For program point L8647-2(line 8647) no Hoare annotation was computed. [2022-07-19 22:19:51,599 INFO L895 garLoopResultBuilder]: At program point L8647-3(line 8647) the Hoare annotation is: false [2022-07-19 22:19:51,599 INFO L895 garLoopResultBuilder]: At program point L6054(line 6054) the Hoare annotation is: false [2022-07-19 22:19:51,600 INFO L899 garLoopResultBuilder]: For program point L8647-4(line 8647) no Hoare annotation was computed. [2022-07-19 22:19:51,600 INFO L899 garLoopResultBuilder]: For program point L9258-1(line 9258) no Hoare annotation was computed. [2022-07-19 22:19:51,600 INFO L895 garLoopResultBuilder]: At program point L8680(line 8680) the Hoare annotation is: false [2022-07-19 22:19:51,600 INFO L895 garLoopResultBuilder]: At program point L8647(line 8647) the Hoare annotation is: false [2022-07-19 22:19:51,600 INFO L895 garLoopResultBuilder]: At program point L8680-1(line 8680) the Hoare annotation is: false [2022-07-19 22:19:51,600 INFO L899 garLoopResultBuilder]: For program point L6054-1(line 6054) no Hoare annotation was computed. [2022-07-19 22:19:51,600 INFO L895 garLoopResultBuilder]: At program point L8647-1(line 8647) the Hoare annotation is: false [2022-07-19 22:19:51,601 INFO L899 garLoopResultBuilder]: For program point L8680-2(line 8680) no Hoare annotation was computed. [2022-07-19 22:19:51,601 INFO L899 garLoopResultBuilder]: For program point L6616(lines 6616 6626) no Hoare annotation was computed. [2022-07-19 22:19:51,601 INFO L895 garLoopResultBuilder]: At program point L9259(line 9259) the Hoare annotation is: false [2022-07-19 22:19:51,601 INFO L899 garLoopResultBuilder]: For program point L9259-1(line 9259) no Hoare annotation was computed. [2022-07-19 22:19:51,601 INFO L895 garLoopResultBuilder]: At program point L6055(lines 6050 6056) the Hoare annotation is: false [2022-07-19 22:19:51,601 INFO L895 garLoopResultBuilder]: At program point L8681(line 8681) the Hoare annotation is: false [2022-07-19 22:19:51,601 INFO L895 garLoopResultBuilder]: At program point L8648(line 8648) the Hoare annotation is: false [2022-07-19 22:19:51,602 INFO L895 garLoopResultBuilder]: At program point L8681-1(line 8681) the Hoare annotation is: false [2022-07-19 22:19:51,602 INFO L899 garLoopResultBuilder]: For program point L8648-1(line 8648) no Hoare annotation was computed. [2022-07-19 22:19:51,602 INFO L899 garLoopResultBuilder]: For program point L8681-2(line 8681) no Hoare annotation was computed. [2022-07-19 22:19:51,602 INFO L899 garLoopResultBuilder]: For program point L9276(line 9276) no Hoare annotation was computed. [2022-07-19 22:19:51,603 INFO L895 garLoopResultBuilder]: At program point L9276-2(line 9276) the Hoare annotation is: false [2022-07-19 22:19:51,603 INFO L899 garLoopResultBuilder]: For program point L6617-1(line 6617) no Hoare annotation was computed. [2022-07-19 22:19:51,603 INFO L895 garLoopResultBuilder]: At program point L6617(line 6617) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) [2022-07-19 22:19:51,603 INFO L899 garLoopResultBuilder]: For program point L9276-3(line 9276) no Hoare annotation was computed. [2022-07-19 22:19:51,603 INFO L895 garLoopResultBuilder]: At program point L9276-4(line 9276) the Hoare annotation is: false [2022-07-19 22:19:51,603 INFO L899 garLoopResultBuilder]: For program point L9276-5(line 9276) no Hoare annotation was computed. [2022-07-19 22:19:51,603 INFO L895 garLoopResultBuilder]: At program point L9260(line 9260) the Hoare annotation is: false [2022-07-19 22:19:51,603 INFO L899 garLoopResultBuilder]: For program point L9260-1(line 9260) no Hoare annotation was computed. [2022-07-19 22:19:51,603 INFO L895 garLoopResultBuilder]: At program point L8649(line 8649) the Hoare annotation is: false [2022-07-19 22:19:51,603 INFO L895 garLoopResultBuilder]: At program point L8649-1(line 8649) the Hoare annotation is: false [2022-07-19 22:19:51,604 INFO L899 garLoopResultBuilder]: For program point L8649-2(line 8649) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L9277(line 9277) the Hoare annotation is: false [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L9277-1(line 9277) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L9277-2(line 9277) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L6618(line 6618) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L7196-1(lines 7195 7204) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L6618-1(line 6618) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L9277-4(line 9277) the Hoare annotation is: false [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L9277-5(line 9277) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L9277-6(line 9277) the Hoare annotation is: false [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L9277-7(line 9277) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L9261(line 9261) the Hoare annotation is: false [2022-07-19 22:19:51,605 INFO L899 garLoopResultBuilder]: For program point L9261-1(line 9261) no Hoare annotation was computed. [2022-07-19 22:19:51,605 INFO L895 garLoopResultBuilder]: At program point L8650(line 8650) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L8650-1(line 8650) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L8650-2(line 8650) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L9278-1(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L9278-2(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L8667(lines 8667 8684) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L8634(line 8634) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L9278-4(line 9278) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L6619(line 6619) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L9278(line 9278) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L9278-9(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L9278-10(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L9278-11(line 9278) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L9278-12(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L8634-1(line 8634) no Hoare annotation was computed. [2022-07-19 22:19:51,606 INFO L895 garLoopResultBuilder]: At program point L8667-2(lines 8656 8684) the Hoare annotation is: false [2022-07-19 22:19:51,606 INFO L899 garLoopResultBuilder]: For program point L9278-5(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8634-2(line 8634) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L899 garLoopResultBuilder]: For program point L9278-6(line 9278) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8634-3(line 8634) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L899 garLoopResultBuilder]: For program point L8634-4(line 8634) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L9278-8(line 9278) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L899 garLoopResultBuilder]: For program point L8635-1(line 8635) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L899 garLoopResultBuilder]: For program point L6620-1(line 6620) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L6620(line 6620) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,607 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8635-2(line 8635) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8635-3(line 8635) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L899 garLoopResultBuilder]: For program point L8635-4(line 8635) no Hoare annotation was computed. [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L9263-2(lines 9263 9284) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8817(line 8817) the Hoare annotation is: false [2022-07-19 22:19:51,607 INFO L895 garLoopResultBuilder]: At program point L8817-1(line 8817) the Hoare annotation is: false [2022-07-19 22:19:51,608 INFO L899 garLoopResultBuilder]: For program point L9263(lines 9263 9284) no Hoare annotation was computed. [2022-07-19 22:19:51,608 INFO L899 garLoopResultBuilder]: For program point L8817-2(line 8817) no Hoare annotation was computed. [2022-07-19 22:19:51,608 INFO L899 garLoopResultBuilder]: For program point L8669(lines 8669 8675) no Hoare annotation was computed. [2022-07-19 22:19:51,608 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2022-07-19 22:19:51,608 INFO L895 garLoopResultBuilder]: At program point L9280-4(line 9280) the Hoare annotation is: false [2022-07-19 22:19:51,608 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2022-07-19 22:19:51,608 INFO L899 garLoopResultBuilder]: For program point L9280-5(line 9280) no Hoare annotation was computed. [2022-07-19 22:19:51,608 INFO L895 garLoopResultBuilder]: At program point L9280-6(line 9280) the Hoare annotation is: false [2022-07-19 22:19:51,608 INFO L895 garLoopResultBuilder]: At program point L9280(line 9280) the Hoare annotation is: false [2022-07-19 22:19:51,608 INFO L895 garLoopResultBuilder]: At program point L6621-1(line 6621) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,608 INFO L899 garLoopResultBuilder]: For program point L9280-1(line 9280) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L6621(line 6621) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L9280-2(line 9280) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L8818(line 8818) the Hoare annotation is: false [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L9280-7(line 9280) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L8686-1(line 8686) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L8818-1(line 8818) the Hoare annotation is: false [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L9264(line 9264) the Hoare annotation is: false [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L8818-2(line 8818) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L9264-1(line 9264) the Hoare annotation is: false [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L8686(line 8686) the Hoare annotation is: false [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L9264-2(line 9264) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L6622(line 6622) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L8670-1(line 8670) the Hoare annotation is: false [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L9281-4(line 9281) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L8670-2(line 8670) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 22:19:51,609 INFO L895 garLoopResultBuilder]: At program point L8670-3(line 8670) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L9281-6(line 9281) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L8670-4(line 8670) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L899 garLoopResultBuilder]: For program point L9281-7(line 9281) no Hoare annotation was computed. [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L9281(line 9281) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L9248(line 9248) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) (and (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8)) 0) (not (= (select .cse0 (+ |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 8)) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 32) 0)) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,610 INFO L899 garLoopResultBuilder]: For program point L9281-1(line 9281) no Hoare annotation was computed. [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L9248-1(line 9248) the Hoare annotation is: (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8)) 0)) (<= 0 |ULTIMATE.start_aws_ring_buffer_acquire_harness_#t~ret1357#1|) (<= |ULTIMATE.start_aws_ring_buffer_acquire_harness_#t~ret1357#1| 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= 32 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|)) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) 32) 0)) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) [2022-07-19 22:19:51,610 INFO L899 garLoopResultBuilder]: For program point L9281-2(line 9281) no Hoare annotation was computed. [2022-07-19 22:19:51,610 INFO L899 garLoopResultBuilder]: For program point L9248-2(line 9248) no Hoare annotation was computed. [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L8670(line 8670) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L9281-3(line 9281) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L899 garLoopResultBuilder]: For program point L8687-2(line 8687) no Hoare annotation was computed. [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L9265(line 9265) the Hoare annotation is: false [2022-07-19 22:19:51,610 INFO L899 garLoopResultBuilder]: For program point L9265-1(line 9265) no Hoare annotation was computed. [2022-07-19 22:19:51,610 INFO L895 garLoopResultBuilder]: At program point L8687(line 8687) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L8687-1(line 8687) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L6623(line 6623) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L8671(line 8671) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L8638(lines 8638 8652) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L9266(line 9266) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L8688(line 8688) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L9266-2(line 9266) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L8688-1(line 8688) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L9266-3(line 9266) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L8688-2(lines 8627 8689) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L9250(line 9250) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-07-19 22:19:51,611 INFO L899 garLoopResultBuilder]: For program point L6624-1(line 6624) no Hoare annotation was computed. [2022-07-19 22:19:51,611 INFO L895 garLoopResultBuilder]: At program point L6624(line 6624) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L895 garLoopResultBuilder]: At program point L9250-1(line 9250) the Hoare annotation is: (and (<= |ULTIMATE.start_aws_ring_buffer_acquire_harness_#t~ret1358#1| 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= 32 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|)) (<= 0 |ULTIMATE.start_aws_ring_buffer_acquire_harness_#t~ret1358#1|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L9250-2(line 9250) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L895 garLoopResultBuilder]: At program point L8672(line 8672) the Hoare annotation is: false [2022-07-19 22:19:51,612 INFO L895 garLoopResultBuilder]: At program point L8672-1(line 8672) the Hoare annotation is: false [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L8672-2(line 8672) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L895 garLoopResultBuilder]: At program point L8821(line 8821) the Hoare annotation is: false [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L8821-1(line 8821) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L895 garLoopResultBuilder]: At program point L9267(line 9267) the Hoare annotation is: false [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L9267-1(line 9267) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L895 garLoopResultBuilder]: At program point L9201(line 9201) the Hoare annotation is: false [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L8656(lines 8656 8684) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L9201-1(line 9201) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:19:51,612 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-19 22:19:51,613 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateEXIT(lines 9232 9237) no Hoare annotation was computed. [2022-07-19 22:19:51,613 INFO L899 garLoopResultBuilder]: For program point L9234-1(line 9234) no Hoare annotation was computed. [2022-07-19 22:19:51,613 INFO L902 garLoopResultBuilder]: At program point is_ends_valid_stateENTRY(lines 9232 9237) the Hoare annotation is: true [2022-07-19 22:19:51,613 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateFINAL(lines 9232 9237) no Hoare annotation was computed. [2022-07-19 22:19:51,613 INFO L902 garLoopResultBuilder]: At program point L9235(line 9235) the Hoare annotation is: true [2022-07-19 22:19:51,613 INFO L902 garLoopResultBuilder]: At program point L9234(line 9234) the Hoare annotation is: true [2022-07-19 22:19:51,613 INFO L899 garLoopResultBuilder]: For program point L9235-1(line 9235) no Hoare annotation was computed. [2022-07-19 22:19:51,615 INFO L356 BasicCegarLoop]: Path program histogram: [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] [2022-07-19 22:19:51,617 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 22:19:51,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:19:51 BoogieIcfgContainer [2022-07-19 22:19:51,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 22:19:51,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 22:19:51,631 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 22:19:51,631 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 22:19:51,632 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:18:32" (3/4) ... [2022-07-19 22:19:51,634 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-19 22:19:51,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_from_empty_array [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-07-19 22:19:51,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2022-07-19 22:19:51,641 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_front_valid_state [2022-07-19 22:19:51,641 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-19 22:19:51,659 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2022-07-19 22:19:51,660 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2022-07-19 22:19:51,660 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2022-07-19 22:19:51,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 156 nodes and edges [2022-07-19 22:19:51,685 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-07-19 22:19:51,686 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-07-19 22:19:51,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-07-19 22:19:51,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-19 22:19:51,690 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 22:19:51,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 22:19:51,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 22:19:52,049 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 22:19:52,049 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 22:19:52,050 INFO L158 Benchmark]: Toolchain (without parser) took 82620.92ms. Allocated memory was 115.3MB in the beginning and 704.6MB in the end (delta: 589.3MB). Free memory was 79.0MB in the beginning and 485.8MB in the end (delta: -406.7MB). Peak memory consumption was 487.1MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 115.3MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1767.27ms. Allocated memory was 115.3MB in the beginning and 144.7MB in the end (delta: 29.4MB). Free memory was 78.8MB in the beginning and 64.3MB in the end (delta: 14.5MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.77ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 64.3MB in the beginning and 136.7MB in the end (delta: -72.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: Boogie Preprocessor took 93.47ms. Allocated memory is still 192.9MB. Free memory was 136.7MB in the beginning and 126.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: RCFGBuilder took 1499.31ms. Allocated memory is still 192.9MB. Free memory was 126.2MB in the beginning and 125.4MB in the end (delta: 781.6kB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: TraceAbstraction took 78670.75ms. Allocated memory was 192.9MB in the beginning and 704.6MB in the end (delta: 511.7MB). Free memory was 125.4MB in the beginning and 211.8MB in the end (delta: -86.4MB). Peak memory consumption was 425.3MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,050 INFO L158 Benchmark]: Witness Printer took 417.98ms. Allocated memory is still 704.6MB. Free memory was 211.8MB in the beginning and 485.8MB in the end (delta: -274.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2022-07-19 22:19:52,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 115.3MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1767.27ms. Allocated memory was 115.3MB in the beginning and 144.7MB in the end (delta: 29.4MB). Free memory was 78.8MB in the beginning and 64.3MB in the end (delta: 14.5MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.77ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 64.3MB in the beginning and 136.7MB in the end (delta: -72.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.47ms. Allocated memory is still 192.9MB. Free memory was 136.7MB in the beginning and 126.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1499.31ms. Allocated memory is still 192.9MB. Free memory was 126.2MB in the beginning and 125.4MB in the end (delta: 781.6kB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * TraceAbstraction took 78670.75ms. Allocated memory was 192.9MB in the beginning and 704.6MB in the end (delta: 511.7MB). Free memory was 125.4MB in the beginning and 211.8MB in the end (delta: -86.4MB). Peak memory consumption was 425.3MB. Max. memory is 16.1GB. * Witness Printer took 417.98ms. Allocated memory is still 704.6MB. Free memory was 211.8MB in the beginning and 485.8MB in the end (delta: -274.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 233]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 393 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 78.6s, OverallIterations: 31, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 26.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4222 SdHoareTripleChecker+Valid, 19.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3722 mSDsluCounter, 96932 SdHoareTripleChecker+Invalid, 17.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 10270 IncrementalHoareTripleChecker+Unchecked, 80757 mSDsCounter, 2522 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33394 IncrementalHoareTripleChecker+Invalid, 46186 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2522 mSolverCounterUnsat, 16175 mSDtfsCounter, 33394 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12017 GetRequests, 11300 SyntacticMatches, 90 SemanticMatches, 627 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 6288 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=687occurred in iteration=28, InterpolantAutomatonStates: 416, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 31 MinimizatonAttempts, 421 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 168 LocationsWithAnnotation, 7148 PreInvPairs, 7163 NumberOfFragments, 922 HoareAnnotationTreeSize, 7148 FomulaSimplifications, 33 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 168 FomulaSimplificationsInter, 2238 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 12.0s SatisfiabilityAnalysisTime, 25.3s InterpolantComputationTime, 16107 NumberOfCodeBlocks, 16107 NumberOfCodeBlocksAsserted, 60 NumberOfCheckSat, 16354 ConstructedInterpolants, 781 QuantifiedInterpolants, 32922 SizeOfPredicates, 181 NumberOfNonLiveVariables, 93101 ConjunctsInSsa, 569 ConjunctsInUnsatCore, 60 InterpolantComputations, 25 PerfectInterpolantSequences, 22564/23102 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 8630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6050]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9290]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-19 22:19:52,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE