./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 6c24879c 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-?-6c24879 [2022-07-12 11:15:52,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 11:15:52,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 11:15:52,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 11:15:52,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 11:15:52,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 11:15:52,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 11:15:52,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 11:15:52,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 11:15:52,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 11:15:52,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 11:15:52,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 11:15:52,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 11:15:52,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 11:15:52,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 11:15:52,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 11:15:52,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 11:15:52,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 11:15:52,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 11:15:52,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 11:15:52,127 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 11:15:52,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 11:15:52,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 11:15:52,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 11:15:52,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 11:15:52,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 11:15:52,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 11:15:52,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 11:15:52,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 11:15:52,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 11:15:52,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 11:15:52,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 11:15:52,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 11:15:52,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 11:15:52,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 11:15:52,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 11:15:52,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 11:15:52,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 11:15:52,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 11:15:52,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 11:15:52,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 11:15:52,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 11:15:52,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 11:15:52,171 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 11:15:52,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 11:15:52,172 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 11:15:52,172 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 11:15:52,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 11:15:52,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 11:15:52,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 11:15:52,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 11:15:52,173 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 11:15:52,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 11:15:52,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 11:15:52,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 11:15:52,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 11:15:52,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 11:15:52,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 11:15:52,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 11:15:52,175 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 11:15:52,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 11:15:52,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 11:15:52,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 11:15:52,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 11:15:52,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:15:52,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 11:15:52,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 11:15:52,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 11:15:52,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 11:15:52,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 11:15:52,177 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 11:15:52,177 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 11:15:52,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 11:15:52,177 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2022-07-12 11:15:52,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 11:15:52,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 11:15:52,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 11:15:52,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 11:15:52,371 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 11:15:52,373 INFO L432 ainManager$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 [2022-07-12 11:15:52,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e539e2b6a/329c1ee093a547e3977f92624b5ffb98/FLAG60b5abea8 [2022-07-12 11:15:52,961 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 11:15:52,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2022-07-12 11:15:52,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e539e2b6a/329c1ee093a547e3977f92624b5ffb98/FLAG60b5abea8 [2022-07-12 11:15:53,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e539e2b6a/329c1ee093a547e3977f92624b5ffb98 [2022-07-12 11:15:53,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 11:15:53,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 11:15:53,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 11:15:53,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 11:15:53,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 11:15:53,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:15:53" (1/1) ... [2022-07-12 11:15:53,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa00a63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:53, skipping insertion in model container [2022-07-12 11:15:53,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:15:53" (1/1) ... [2022-07-12 11:15:53,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 11:15:53,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 11:15:53,803 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] [2022-07-12 11:15:53,810 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] [2022-07-12 11:15:54,372 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,373 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,373 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,378 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,378 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,390 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,391 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,392 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,393 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,617 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 11:15:54,620 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 11:15:54,620 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 11:15:54,621 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 11:15:54,622 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 11:15:54,622 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 11:15:54,622 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 11:15:54,622 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 11:15:54,623 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 11:15:54,623 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 11:15:54,775 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 11:15:54,875 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,875 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:54,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:15:54,996 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 11:15:55,019 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] [2022-07-12 11:15:55,020 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] [2022-07-12 11:15:55,053 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,054 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,054 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,054 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,055 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,061 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,085 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 11:15:55,086 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 11:15:55,086 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 11:15:55,087 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 11:15:55,091 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 11:15:55,092 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 11:15:55,092 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 11:15:55,093 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 11:15:55,093 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 11:15:55,093 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 11:15:55,107 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 11:15:55,143 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,143 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 11:15:55,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:15:55,384 INFO L208 MainTranslator]: Completed translation [2022-07-12 11:15:55,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55 WrapperNode [2022-07-12 11:15:55,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 11:15:55,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 11:15:55,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 11:15:55,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 11:15:55,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,586 INFO L137 Inliner]: procedures = 695, calls = 2936, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 1179 [2022-07-12 11:15:55,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 11:15:55,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 11:15:55,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 11:15:55,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 11:15:55,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 11:15:55,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 11:15:55,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 11:15:55,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 11:15:55,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (1/1) ... [2022-07-12 11:15:55,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:15:55,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:15:55,692 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) [2022-07-12 11:15:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2022-07-12 11:15:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2022-07-12 11:15:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2022-07-12 11:15:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2022-07-12 11:15:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 11:15:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-12 11:15:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-12 11:15:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2022-07-12 11:15:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2022-07-12 11:15:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 11:15:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-12 11:15:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-12 11:15:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-12 11:15:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-12 11:15:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 11:15:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 11:15:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 11:15:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2022-07-12 11:15:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2022-07-12 11:15:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 11:15:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 11:15:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-12 11:15:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-12 11:15:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2022-07-12 11:15:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2022-07-12 11:15:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 11:15:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 11:15:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2022-07-12 11:15:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2022-07-12 11:15:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 11:15:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 11:15:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 11:15:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2022-07-12 11:15:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2022-07-12 11:15:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2022-07-12 11:15:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2022-07-12 11:15:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-12 11:15:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-12 11:15:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2022-07-12 11:15:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2022-07-12 11:15:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2022-07-12 11:15:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2022-07-12 11:15:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-07-12 11:15:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-07-12 11:15:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 11:15:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2022-07-12 11:15:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2022-07-12 11:15:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2022-07-12 11:15:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2022-07-12 11:15:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2022-07-12 11:15:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2022-07-12 11:15:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2022-07-12 11:15:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2022-07-12 11:15:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 11:15:55,730 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 [2022-07-12 11:15:56,025 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 11:15:56,027 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 11:15:56,863 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 11:15:56,870 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 11:15:56,871 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 11:15:56,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:15:56 BoogieIcfgContainer [2022-07-12 11:15:56,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 11:15:56,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 11:15:56,874 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 11:15:56,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 11:15:56,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 11:15:53" (1/3) ... [2022-07-12 11:15:56,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45fceb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:15:56, skipping insertion in model container [2022-07-12 11:15:56,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:15:55" (2/3) ... [2022-07-12 11:15:56,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45fceb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:15:56, skipping insertion in model container [2022-07-12 11:15:56,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:15:56" (3/3) ... [2022-07-12 11:15:56,878 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_acquire_harness.i [2022-07-12 11:15:56,888 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 11:15:56,888 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-12 11:15:56,923 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 11:15:56,927 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@372ea339, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@583113b7 [2022-07-12 11:15:56,928 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-12 11:15:56,931 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) [2022-07-12 11:15:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-07-12 11:15:56,937 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:56,938 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] [2022-07-12 11:15:56,938 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:56,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:56,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1929197217, now seen corresponding path program 1 times [2022-07-12 11:15:56,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:56,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984776601] [2022-07-12 11:15:56,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:56,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:15:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:15:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:15:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:15:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:57,399 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-12 11:15:57,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:57,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984776601] [2022-07-12 11:15:57,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984776601] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:15:57,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:15:57,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 11:15:57,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640183845] [2022-07-12 11:15:57,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:15:57,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 11:15:57,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:57,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 11:15:57,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 11:15:57,426 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) [2022-07-12 11:15:57,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:57,900 INFO L93 Difference]: Finished difference Result 780 states and 1224 transitions. [2022-07-12 11:15:57,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 11:15:57,902 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 [2022-07-12 11:15:57,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:57,925 INFO L225 Difference]: With dead ends: 780 [2022-07-12 11:15:57,925 INFO L226 Difference]: Without dead ends: 387 [2022-07-12 11:15:57,930 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 [2022-07-12 11:15:57,932 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 [2022-07-12 11:15:57,933 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] [2022-07-12 11:15:57,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2022-07-12 11:15:57,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 387. [2022-07-12 11:15:57,976 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) [2022-07-12 11:15:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 549 transitions. [2022-07-12 11:15:57,980 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 549 transitions. Word has length 52 [2022-07-12 11:15:57,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:15:57,981 INFO L495 AbstractCegarLoop]: Abstraction has 387 states and 549 transitions. [2022-07-12 11:15:57,981 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) [2022-07-12 11:15:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 549 transitions. [2022-07-12 11:15:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-07-12 11:15:57,982 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:57,982 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] [2022-07-12 11:15:57,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 11:15:57,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:57,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:57,983 INFO L85 PathProgramCache]: Analyzing trace with hash 983350755, now seen corresponding path program 1 times [2022-07-12 11:15:57,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:57,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372301758] [2022-07-12 11:15:57,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:57,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:15:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:15:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:15:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:15:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-12 11:15:58,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:58,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372301758] [2022-07-12 11:15:58,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372301758] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:15:58,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:15:58,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 11:15:58,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297990965] [2022-07-12 11:15:58,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:15:58,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 11:15:58,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:58,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 11:15:58,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-12 11:15:58,231 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) [2022-07-12 11:15:59,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:59,184 INFO L93 Difference]: Finished difference Result 769 states and 1142 transitions. [2022-07-12 11:15:59,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 11:15:59,184 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 [2022-07-12 11:15:59,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:59,187 INFO L225 Difference]: With dead ends: 769 [2022-07-12 11:15:59,187 INFO L226 Difference]: Without dead ends: 399 [2022-07-12 11:15:59,189 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 [2022-07-12 11:15:59,190 INFO L413 NwaCegarLoop]: 521 mSDtfsCounter, 158 mSDsluCounter, 1553 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 11:15:59,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 2074 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 11:15:59,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2022-07-12 11:15:59,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 399. [2022-07-12 11:15:59,208 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) [2022-07-12 11:15:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 563 transitions. [2022-07-12 11:15:59,210 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 563 transitions. Word has length 52 [2022-07-12 11:15:59,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:15:59,210 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 563 transitions. [2022-07-12 11:15:59,211 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) [2022-07-12 11:15:59,211 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 563 transitions. [2022-07-12 11:15:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-07-12 11:15:59,212 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:15:59,213 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] [2022-07-12 11:15:59,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 11:15:59,213 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:15:59,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:15:59,213 INFO L85 PathProgramCache]: Analyzing trace with hash 221704994, now seen corresponding path program 1 times [2022-07-12 11:15:59,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:15:59,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553387748] [2022-07-12 11:15:59,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:59,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:15:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:15:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:15:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:15:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:15:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:15:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:15:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:15:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-12 11:15:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:15:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-07-12 11:15:59,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:15:59,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553387748] [2022-07-12 11:15:59,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553387748] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:15:59,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184638767] [2022-07-12 11:15:59,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:15:59,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:15:59,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:15:59,467 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) [2022-07-12 11:15:59,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 11:15:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:15:59,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 2575 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-12 11:15:59,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:15:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-07-12 11:15:59,915 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:15:59,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [184638767] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:15:59,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:15:59,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-07-12 11:15:59,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924070679] [2022-07-12 11:15:59,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:15:59,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:15:59,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:15:59,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:15:59,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2022-07-12 11:15:59,918 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) [2022-07-12 11:15:59,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:15:59,983 INFO L93 Difference]: Finished difference Result 415 states and 582 transitions. [2022-07-12 11:15:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:15:59,983 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 [2022-07-12 11:15:59,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:15:59,985 INFO L225 Difference]: With dead ends: 415 [2022-07-12 11:15:59,986 INFO L226 Difference]: Without dead ends: 412 [2022-07-12 11:15:59,986 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 [2022-07-12 11:15:59,987 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 [2022-07-12 11:15:59,987 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] [2022-07-12 11:15:59,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2022-07-12 11:16:00,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2022-07-12 11:16:00,001 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) [2022-07-12 11:16:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 579 transitions. [2022-07-12 11:16:00,004 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 579 transitions. Word has length 85 [2022-07-12 11:16:00,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:00,004 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 579 transitions. [2022-07-12 11:16:00,004 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) [2022-07-12 11:16:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 579 transitions. [2022-07-12 11:16:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-07-12 11:16:00,011 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:00,011 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] [2022-07-12 11:16:00,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:00,235 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 [2022-07-12 11:16:00,235 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:00,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:00,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1580651472, now seen corresponding path program 1 times [2022-07-12 11:16:00,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:00,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051393278] [2022-07-12 11:16:00,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:00,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-12 11:16:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 11:16:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-12 11:16:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 11:16:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 11:16:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 11:16:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-12 11:16:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-12 11:16:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 11:16:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2022-07-12 11:16:00,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:00,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051393278] [2022-07-12 11:16:00,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051393278] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:00,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323042318] [2022-07-12 11:16:00,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:00,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:00,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:00,742 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) [2022-07-12 11:16:00,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 11:16:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 3234 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 11:16:01,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-07-12 11:16:01,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:01,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [323042318] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:01,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:01,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 6 [2022-07-12 11:16:01,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791242386] [2022-07-12 11:16:01,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:01,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:16:01,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:01,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:16:01,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 11:16:01,223 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) [2022-07-12 11:16:01,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:01,247 INFO L93 Difference]: Finished difference Result 789 states and 1124 transitions. [2022-07-12 11:16:01,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:16:01,247 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 [2022-07-12 11:16:01,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:01,249 INFO L225 Difference]: With dead ends: 789 [2022-07-12 11:16:01,249 INFO L226 Difference]: Without dead ends: 416 [2022-07-12 11:16:01,251 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 [2022-07-12 11:16:01,251 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 [2022-07-12 11:16:01,251 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] [2022-07-12 11:16:01,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-07-12 11:16:01,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 414. [2022-07-12 11:16:01,262 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) [2022-07-12 11:16:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 581 transitions. [2022-07-12 11:16:01,265 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 581 transitions. Word has length 250 [2022-07-12 11:16:01,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:01,265 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 581 transitions. [2022-07-12 11:16:01,266 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) [2022-07-12 11:16:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 581 transitions. [2022-07-12 11:16:01,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-07-12 11:16:01,268 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:01,268 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] [2022-07-12 11:16:01,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:01,487 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 [2022-07-12 11:16:01,488 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:01,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:01,488 INFO L85 PathProgramCache]: Analyzing trace with hash 601513036, now seen corresponding path program 1 times [2022-07-12 11:16:01,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:01,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727485819] [2022-07-12 11:16:01,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:01,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-12 11:16:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 11:16:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-12 11:16:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 11:16:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 11:16:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 11:16:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-12 11:16:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-12 11:16:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 11:16:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:01,926 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2022-07-12 11:16:01,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:01,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727485819] [2022-07-12 11:16:01,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727485819] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:01,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285756448] [2022-07-12 11:16:01,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:01,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:01,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:01,929 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) [2022-07-12 11:16:01,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 11:16:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-12 11:16:02,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:02,500 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-07-12 11:16:02,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:02,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285756448] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:02,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:02,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-07-12 11:16:02,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395766749] [2022-07-12 11:16:02,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:02,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:02,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:02,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:02,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2022-07-12 11:16:02,503 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) [2022-07-12 11:16:02,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:02,571 INFO L93 Difference]: Finished difference Result 763 states and 1077 transitions. [2022-07-12 11:16:02,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:02,586 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 [2022-07-12 11:16:02,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:02,589 INFO L225 Difference]: With dead ends: 763 [2022-07-12 11:16:02,589 INFO L226 Difference]: Without dead ends: 424 [2022-07-12 11:16:02,590 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 [2022-07-12 11:16:02,591 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 [2022-07-12 11:16:02,591 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] [2022-07-12 11:16:02,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2022-07-12 11:16:02,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 424. [2022-07-12 11:16:02,605 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) [2022-07-12 11:16:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 591 transitions. [2022-07-12 11:16:02,608 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 591 transitions. Word has length 250 [2022-07-12 11:16:02,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:02,609 INFO L495 AbstractCegarLoop]: Abstraction has 424 states and 591 transitions. [2022-07-12 11:16:02,610 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) [2022-07-12 11:16:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 591 transitions. [2022-07-12 11:16:02,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-07-12 11:16:02,621 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:02,621 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] [2022-07-12 11:16:02,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:02,827 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 [2022-07-12 11:16:02,828 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:02,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:02,828 INFO L85 PathProgramCache]: Analyzing trace with hash 2124448417, now seen corresponding path program 1 times [2022-07-12 11:16:02,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:02,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620778184] [2022-07-12 11:16:02,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:02,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:02,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-12 11:16:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 11:16:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-12 11:16:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 11:16:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 11:16:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 11:16:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-12 11:16:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-12 11:16:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 11:16:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-07-12 11:16:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-12 11:16:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2022-07-12 11:16:03,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:03,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620778184] [2022-07-12 11:16:03,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620778184] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:03,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656544246] [2022-07-12 11:16:03,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:03,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:03,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:03,196 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) [2022-07-12 11:16:03,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 11:16:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:03,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 3276 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 11:16:03,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:03,842 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-07-12 11:16:03,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:03,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656544246] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:03,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:03,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-07-12 11:16:03,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88626335] [2022-07-12 11:16:03,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:03,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:03,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:03,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:03,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2022-07-12 11:16:03,844 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) [2022-07-12 11:16:04,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:04,408 INFO L93 Difference]: Finished difference Result 812 states and 1145 transitions. [2022-07-12 11:16:04,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 11:16:04,409 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 [2022-07-12 11:16:04,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:04,412 INFO L225 Difference]: With dead ends: 812 [2022-07-12 11:16:04,412 INFO L226 Difference]: Without dead ends: 427 [2022-07-12 11:16:04,414 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 [2022-07-12 11:16:04,414 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 [2022-07-12 11:16:04,415 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] [2022-07-12 11:16:04,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2022-07-12 11:16:04,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 427. [2022-07-12 11:16:04,428 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) [2022-07-12 11:16:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 602 transitions. [2022-07-12 11:16:04,430 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 602 transitions. Word has length 260 [2022-07-12 11:16:04,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:04,431 INFO L495 AbstractCegarLoop]: Abstraction has 427 states and 602 transitions. [2022-07-12 11:16:04,431 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) [2022-07-12 11:16:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 602 transitions. [2022-07-12 11:16:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-07-12 11:16:04,433 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:04,433 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] [2022-07-12 11:16:04,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:04,647 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 [2022-07-12 11:16:04,647 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:04,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:04,648 INFO L85 PathProgramCache]: Analyzing trace with hash 2124276840, now seen corresponding path program 1 times [2022-07-12 11:16:04,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:04,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217445398] [2022-07-12 11:16:04,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:04,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-12 11:16:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 11:16:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-12 11:16:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-12 11:16:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-12 11:16:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:04,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-12 11:16:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 11:16:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 11:16:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-07-12 11:16:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 11:16:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-07-12 11:16:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 11:16:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,072 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-07-12 11:16:05,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:05,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217445398] [2022-07-12 11:16:05,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217445398] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:05,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634600786] [2022-07-12 11:16:05,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:05,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:05,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:05,074 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) [2022-07-12 11:16:05,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 11:16:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:05,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 3292 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-12 11:16:05,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:05,654 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2022-07-12 11:16:05,654 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:05,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634600786] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:05,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:05,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2022-07-12 11:16:05,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405373465] [2022-07-12 11:16:05,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:05,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 11:16:05,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:05,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 11:16:05,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-07-12 11:16:05,657 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) [2022-07-12 11:16:06,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:06,329 INFO L93 Difference]: Finished difference Result 790 states and 1122 transitions. [2022-07-12 11:16:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:06,329 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 [2022-07-12 11:16:06,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:06,332 INFO L225 Difference]: With dead ends: 790 [2022-07-12 11:16:06,332 INFO L226 Difference]: Without dead ends: 427 [2022-07-12 11:16:06,334 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 [2022-07-12 11:16:06,334 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, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:06,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [682 Valid, 1579 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 11:16:06,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2022-07-12 11:16:06,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 427. [2022-07-12 11:16:06,362 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) [2022-07-12 11:16:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 595 transitions. [2022-07-12 11:16:06,365 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 595 transitions. Word has length 262 [2022-07-12 11:16:06,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:06,365 INFO L495 AbstractCegarLoop]: Abstraction has 427 states and 595 transitions. [2022-07-12 11:16:06,366 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) [2022-07-12 11:16:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 595 transitions. [2022-07-12 11:16:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-12 11:16:06,368 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:06,368 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] [2022-07-12 11:16:06,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:06,589 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 [2022-07-12 11:16:06,589 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:06,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:06,589 INFO L85 PathProgramCache]: Analyzing trace with hash -156763857, now seen corresponding path program 1 times [2022-07-12 11:16:06,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:06,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715381551] [2022-07-12 11:16:06,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:06,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-12 11:16:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 11:16:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-12 11:16:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-12 11:16:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-12 11:16:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-12 11:16:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 11:16:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 11:16:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-12 11:16:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:06,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 11:16:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:07,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 11:16:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:07,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-12 11:16:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:07,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-12 11:16:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:07,018 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2022-07-12 11:16:07,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:07,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715381551] [2022-07-12 11:16:07,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715381551] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:07,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825055566] [2022-07-12 11:16:07,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:07,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:07,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:07,036 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) [2022-07-12 11:16:07,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-12 11:16:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:07,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 3308 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 11:16:07,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:07,565 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-07-12 11:16:07,565 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:07,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825055566] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:07,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:07,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2022-07-12 11:16:07,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558218699] [2022-07-12 11:16:07,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:07,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 11:16:07,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:07,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 11:16:07,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-07-12 11:16:07,567 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) [2022-07-12 11:16:07,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:07,636 INFO L93 Difference]: Finished difference Result 853 states and 1188 transitions. [2022-07-12 11:16:07,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 11:16:07,637 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 [2022-07-12 11:16:07,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:07,639 INFO L225 Difference]: With dead ends: 853 [2022-07-12 11:16:07,639 INFO L226 Difference]: Without dead ends: 438 [2022-07-12 11:16:07,641 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 [2022-07-12 11:16:07,641 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 [2022-07-12 11:16:07,641 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] [2022-07-12 11:16:07,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-12 11:16:07,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-12 11:16:07,654 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) [2022-07-12 11:16:07,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 602 transitions. [2022-07-12 11:16:07,657 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 602 transitions. Word has length 264 [2022-07-12 11:16:07,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:07,658 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 602 transitions. [2022-07-12 11:16:07,658 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) [2022-07-12 11:16:07,658 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 602 transitions. [2022-07-12 11:16:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-07-12 11:16:07,660 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:07,660 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] [2022-07-12 11:16:07,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-07-12 11:16:07,875 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 [2022-07-12 11:16:07,875 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:07,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:07,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1127283503, now seen corresponding path program 1 times [2022-07-12 11:16:07,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:07,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116441195] [2022-07-12 11:16:07,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:07,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 11:16:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-12 11:16:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 11:16:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-12 11:16:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 11:16:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-12 11:16:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-12 11:16:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-12 11:16:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 11:16:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 11:16:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-07-12 11:16:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 11:16:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-12 11:16:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 11:16:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 11:16:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-07-12 11:16:08,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:08,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116441195] [2022-07-12 11:16:08,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116441195] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:08,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723311619] [2022-07-12 11:16:08,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:08,320 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) [2022-07-12 11:16:08,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-12 11:16:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:08,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 3312 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 11:16:08,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-07-12 11:16:08,912 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:08,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723311619] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:08,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:08,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2022-07-12 11:16:08,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484153964] [2022-07-12 11:16:08,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:08,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 11:16:08,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:08,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 11:16:08,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-07-12 11:16:08,916 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) [2022-07-12 11:16:09,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:09,007 INFO L93 Difference]: Finished difference Result 839 states and 1204 transitions. [2022-07-12 11:16:09,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 11:16:09,008 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 [2022-07-12 11:16:09,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:09,011 INFO L225 Difference]: With dead ends: 839 [2022-07-12 11:16:09,011 INFO L226 Difference]: Without dead ends: 434 [2022-07-12 11:16:09,013 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 [2022-07-12 11:16:09,016 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 [2022-07-12 11:16:09,016 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] [2022-07-12 11:16:09,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-07-12 11:16:09,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2022-07-12 11:16:09,030 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) [2022-07-12 11:16:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 600 transitions. [2022-07-12 11:16:09,032 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 600 transitions. Word has length 266 [2022-07-12 11:16:09,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:09,033 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 600 transitions. [2022-07-12 11:16:09,033 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) [2022-07-12 11:16:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 600 transitions. [2022-07-12 11:16:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-07-12 11:16:09,035 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:09,035 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] [2022-07-12 11:16:09,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:09,250 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 [2022-07-12 11:16:09,251 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:09,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:09,251 INFO L85 PathProgramCache]: Analyzing trace with hash -829292343, now seen corresponding path program 1 times [2022-07-12 11:16:09,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:09,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686657341] [2022-07-12 11:16:09,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:09,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 11:16:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-12 11:16:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 11:16:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 11:16:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 11:16:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 11:16:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 11:16:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-12 11:16:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 11:16:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-12 11:16:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2022-07-12 11:16:09,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:09,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686657341] [2022-07-12 11:16:09,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686657341] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:09,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058702065] [2022-07-12 11:16:09,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:09,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:09,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:09,660 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) [2022-07-12 11:16:09,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-12 11:16:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 3322 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:10,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:10,215 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-12 11:16:10,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:10,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058702065] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:10,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:10,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-12 11:16:10,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279500533] [2022-07-12 11:16:10,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:10,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:10,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:10,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:10,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:10,217 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) [2022-07-12 11:16:10,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:10,317 INFO L93 Difference]: Finished difference Result 863 states and 1193 transitions. [2022-07-12 11:16:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:10,318 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 [2022-07-12 11:16:10,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:10,320 INFO L225 Difference]: With dead ends: 863 [2022-07-12 11:16:10,320 INFO L226 Difference]: Without dead ends: 438 [2022-07-12 11:16:10,321 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 [2022-07-12 11:16:10,322 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 [2022-07-12 11:16:10,322 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] [2022-07-12 11:16:10,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-12 11:16:10,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-12 11:16:10,334 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) [2022-07-12 11:16:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 599 transitions. [2022-07-12 11:16:10,336 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 599 transitions. Word has length 271 [2022-07-12 11:16:10,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:10,336 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 599 transitions. [2022-07-12 11:16:10,337 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) [2022-07-12 11:16:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 599 transitions. [2022-07-12 11:16:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-07-12 11:16:10,338 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:10,339 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] [2022-07-12 11:16:10,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:10,559 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 [2022-07-12 11:16:10,559 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:10,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:10,560 INFO L85 PathProgramCache]: Analyzing trace with hash -838224311, now seen corresponding path program 1 times [2022-07-12 11:16:10,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:10,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483301485] [2022-07-12 11:16:10,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:10,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-12 11:16:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 11:16:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-12 11:16:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-12 11:16:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 11:16:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 11:16:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 11:16:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-12 11:16:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 11:16:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-12 11:16:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 11:16:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-12 11:16:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 11:16:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-07-12 11:16:10,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:10,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483301485] [2022-07-12 11:16:10,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483301485] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:10,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221825106] [2022-07-12 11:16:10,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:10,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:10,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:10,886 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) [2022-07-12 11:16:10,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-12 11:16:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:11,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 3326 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:11,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-12 11:16:11,498 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:11,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221825106] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:11,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:11,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-12 11:16:11,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540928316] [2022-07-12 11:16:11,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:11,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:11,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:11,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:11,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:11,500 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) [2022-07-12 11:16:11,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:11,599 INFO L93 Difference]: Finished difference Result 860 states and 1188 transitions. [2022-07-12 11:16:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:11,600 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 [2022-07-12 11:16:11,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:11,602 INFO L225 Difference]: With dead ends: 860 [2022-07-12 11:16:11,602 INFO L226 Difference]: Without dead ends: 438 [2022-07-12 11:16:11,603 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 [2022-07-12 11:16:11,604 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 [2022-07-12 11:16:11,604 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] [2022-07-12 11:16:11,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-12 11:16:11,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-12 11:16:11,616 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) [2022-07-12 11:16:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 598 transitions. [2022-07-12 11:16:11,618 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 598 transitions. Word has length 273 [2022-07-12 11:16:11,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:11,618 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 598 transitions. [2022-07-12 11:16:11,618 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) [2022-07-12 11:16:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 598 transitions. [2022-07-12 11:16:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-07-12 11:16:11,620 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:11,620 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] [2022-07-12 11:16:11,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:11,838 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 [2022-07-12 11:16:11,838 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:11,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:11,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1210262481, now seen corresponding path program 1 times [2022-07-12 11:16:11,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:11,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112238114] [2022-07-12 11:16:11,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:11,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:11,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:11,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:11,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:11,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-12 11:16:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 11:16:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-12 11:16:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 11:16:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-12 11:16:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-12 11:16:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-12 11:16:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 11:16:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-07-12 11:16:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-12 11:16:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-12 11:16:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-07-12 11:16:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-12 11:16:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,238 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-12 11:16:12,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:12,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112238114] [2022-07-12 11:16:12,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112238114] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:12,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352553946] [2022-07-12 11:16:12,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:12,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:12,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:12,240 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) [2022-07-12 11:16:12,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-07-12 11:16:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:12,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 3330 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:12,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-12 11:16:12,798 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:12,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352553946] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:12,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:12,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-12 11:16:12,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142509727] [2022-07-12 11:16:12,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:12,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:12,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:12,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:12,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:12,800 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) [2022-07-12 11:16:12,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:12,911 INFO L93 Difference]: Finished difference Result 860 states and 1186 transitions. [2022-07-12 11:16:12,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:12,912 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 [2022-07-12 11:16:12,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:12,915 INFO L225 Difference]: With dead ends: 860 [2022-07-12 11:16:12,915 INFO L226 Difference]: Without dead ends: 438 [2022-07-12 11:16:12,916 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 [2022-07-12 11:16:12,917 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 [2022-07-12 11:16:12,917 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] [2022-07-12 11:16:12,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-07-12 11:16:12,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2022-07-12 11:16:12,931 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) [2022-07-12 11:16:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 597 transitions. [2022-07-12 11:16:12,933 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 597 transitions. Word has length 275 [2022-07-12 11:16:12,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:12,934 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 597 transitions. [2022-07-12 11:16:12,934 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) [2022-07-12 11:16:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 597 transitions. [2022-07-12 11:16:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-07-12 11:16:12,935 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:12,935 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] [2022-07-12 11:16:12,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:13,155 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 [2022-07-12 11:16:13,156 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:13,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:13,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1752052791, now seen corresponding path program 1 times [2022-07-12 11:16:13,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:13,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500146937] [2022-07-12 11:16:13,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:13,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 11:16:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 11:16:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-12 11:16:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 11:16:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 11:16:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 11:16:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-12 11:16:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-12 11:16:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-12 11:16:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 11:16:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2022-07-12 11:16:13,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:13,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500146937] [2022-07-12 11:16:13,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500146937] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:13,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394763432] [2022-07-12 11:16:13,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:13,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:13,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:13,482 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) [2022-07-12 11:16:13,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-07-12 11:16:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 3334 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:14,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-07-12 11:16:14,063 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:14,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394763432] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:14,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:14,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-12 11:16:14,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419122557] [2022-07-12 11:16:14,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:14,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:14,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:14,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:14,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:14,065 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) [2022-07-12 11:16:14,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:14,151 INFO L93 Difference]: Finished difference Result 834 states and 1192 transitions. [2022-07-12 11:16:14,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:14,151 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 [2022-07-12 11:16:14,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:14,153 INFO L225 Difference]: With dead ends: 834 [2022-07-12 11:16:14,153 INFO L226 Difference]: Without dead ends: 434 [2022-07-12 11:16:14,155 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 [2022-07-12 11:16:14,155 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, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:14,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 3187 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 11:16:14,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-07-12 11:16:14,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2022-07-12 11:16:14,167 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) [2022-07-12 11:16:14,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 596 transitions. [2022-07-12 11:16:14,169 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 596 transitions. Word has length 277 [2022-07-12 11:16:14,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:14,169 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 596 transitions. [2022-07-12 11:16:14,170 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) [2022-07-12 11:16:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 596 transitions. [2022-07-12 11:16:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-07-12 11:16:14,171 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:14,171 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] [2022-07-12 11:16:14,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:14,391 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 [2022-07-12 11:16:14,391 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:14,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:14,391 INFO L85 PathProgramCache]: Analyzing trace with hash 580494533, now seen corresponding path program 1 times [2022-07-12 11:16:14,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:14,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881380906] [2022-07-12 11:16:14,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:14,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 11:16:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-12 11:16:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 11:16:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-12 11:16:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 11:16:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-07-12 11:16:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 11:16:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-12 11:16:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-12 11:16:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 11:16:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-12 11:16:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 11:16:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-12 11:16:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-12 11:16:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-12 11:16:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 11:16:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-12 11:16:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:14,774 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2022-07-12 11:16:14,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:14,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881380906] [2022-07-12 11:16:14,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881380906] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:14,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648000745] [2022-07-12 11:16:14,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:14,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:14,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:14,776 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) [2022-07-12 11:16:14,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-07-12 11:16:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:15,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:15,343 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-07-12 11:16:15,343 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:15,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1648000745] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:15,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:15,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-12 11:16:15,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044176336] [2022-07-12 11:16:15,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:15,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:15,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:15,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:15,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:15,344 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) [2022-07-12 11:16:15,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:15,438 INFO L93 Difference]: Finished difference Result 836 states and 1194 transitions. [2022-07-12 11:16:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:15,439 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 [2022-07-12 11:16:15,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:15,441 INFO L225 Difference]: With dead ends: 836 [2022-07-12 11:16:15,441 INFO L226 Difference]: Without dead ends: 436 [2022-07-12 11:16:15,443 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 [2022-07-12 11:16:15,443 INFO L413 NwaCegarLoop]: 537 mSDtfsCounter, 19 mSDsluCounter, 2114 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:15,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 2651 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 11:16:15,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2022-07-12 11:16:15,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2022-07-12 11:16:15,460 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) [2022-07-12 11:16:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 595 transitions. [2022-07-12 11:16:15,461 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 595 transitions. Word has length 281 [2022-07-12 11:16:15,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:15,463 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 595 transitions. [2022-07-12 11:16:15,463 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) [2022-07-12 11:16:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 595 transitions. [2022-07-12 11:16:15,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-07-12 11:16:15,464 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:15,464 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] [2022-07-12 11:16:15,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:15,678 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 [2022-07-12 11:16:15,679 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:15,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:15,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1898925385, now seen corresponding path program 1 times [2022-07-12 11:16:15,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:15,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538087022] [2022-07-12 11:16:15,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:15,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 11:16:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 11:16:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 11:16:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-12 11:16:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-12 11:16:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-12 11:16:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 11:16:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 11:16:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 11:16:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 11:16:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 11:16:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-12 11:16:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-12 11:16:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 11:16:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-07-12 11:16:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2022-07-12 11:16:15,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:15,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538087022] [2022-07-12 11:16:15,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538087022] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:15,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [824767256] [2022-07-12 11:16:15,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:15,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:15,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:15,947 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) [2022-07-12 11:16:15,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-07-12 11:16:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:16,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 3350 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:16,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:16,549 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-07-12 11:16:16,549 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:16,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [824767256] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:16,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:16,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-07-12 11:16:16,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785180968] [2022-07-12 11:16:16,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:16,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:16,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:16,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:16,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:16,551 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) [2022-07-12 11:16:16,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:16,657 INFO L93 Difference]: Finished difference Result 836 states and 1192 transitions. [2022-07-12 11:16:16,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:16:16,657 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 [2022-07-12 11:16:16,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:16,659 INFO L225 Difference]: With dead ends: 836 [2022-07-12 11:16:16,660 INFO L226 Difference]: Without dead ends: 436 [2022-07-12 11:16:16,662 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 [2022-07-12 11:16:16,663 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 19 mSDsluCounter, 2112 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:16,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 2648 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 11:16:16,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2022-07-12 11:16:16,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2022-07-12 11:16:16,675 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) [2022-07-12 11:16:16,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 594 transitions. [2022-07-12 11:16:16,677 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 594 transitions. Word has length 285 [2022-07-12 11:16:16,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:16,678 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 594 transitions. [2022-07-12 11:16:16,678 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) [2022-07-12 11:16:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 594 transitions. [2022-07-12 11:16:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-07-12 11:16:16,679 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:16,680 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] [2022-07-12 11:16:16,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:16,899 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 [2022-07-12 11:16:16,899 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:16,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:16,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1396749653, now seen corresponding path program 2 times [2022-07-12 11:16:16,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:16,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027389954] [2022-07-12 11:16:16,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:16,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-12 11:16:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-07-12 11:16:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 11:16:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-12 11:16:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-07-12 11:16:17,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:17,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027389954] [2022-07-12 11:16:17,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027389954] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:17,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759183611] [2022-07-12 11:16:17,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 11:16:17,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:17,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:17,199 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) [2022-07-12 11:16:17,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-07-12 11:16:18,466 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-12 11:16:18,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 11:16:18,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 3358 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 11:16:18,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-07-12 11:16:18,527 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:18,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759183611] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:18,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:18,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2022-07-12 11:16:18,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114935473] [2022-07-12 11:16:18,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:18,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 11:16:18,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:18,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 11:16:18,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 11:16:18,529 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) [2022-07-12 11:16:18,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:18,591 INFO L93 Difference]: Finished difference Result 810 states and 1130 transitions. [2022-07-12 11:16:18,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:16:18,592 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 [2022-07-12 11:16:18,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:18,595 INFO L225 Difference]: With dead ends: 810 [2022-07-12 11:16:18,595 INFO L226 Difference]: Without dead ends: 437 [2022-07-12 11:16:18,596 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 [2022-07-12 11:16:18,597 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 [2022-07-12 11:16:18,597 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] [2022-07-12 11:16:18,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2022-07-12 11:16:18,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2022-07-12 11:16:18,609 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) [2022-07-12 11:16:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 606 transitions. [2022-07-12 11:16:18,611 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 606 transitions. Word has length 289 [2022-07-12 11:16:18,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:18,613 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 606 transitions. [2022-07-12 11:16:18,613 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) [2022-07-12 11:16:18,613 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 606 transitions. [2022-07-12 11:16:18,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-07-12 11:16:18,614 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:18,615 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] [2022-07-12 11:16:18,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:18,836 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 [2022-07-12 11:16:18,837 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:18,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:18,837 INFO L85 PathProgramCache]: Analyzing trace with hash -895725750, now seen corresponding path program 1 times [2022-07-12 11:16:18,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:18,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045393546] [2022-07-12 11:16:18,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:18,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:18,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:18,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:16:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 11:16:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:16:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:19,250 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-07-12 11:16:19,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:19,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045393546] [2022-07-12 11:16:19,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045393546] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:19,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:16:19,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 11:16:19,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235433128] [2022-07-12 11:16:19,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:19,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:16:19,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:19,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:16:19,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-12 11:16:19,252 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) [2022-07-12 11:16:20,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:20,055 INFO L93 Difference]: Finished difference Result 807 states and 1129 transitions. [2022-07-12 11:16:20,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 11:16:20,056 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 [2022-07-12 11:16:20,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:20,058 INFO L225 Difference]: With dead ends: 807 [2022-07-12 11:16:20,058 INFO L226 Difference]: Without dead ends: 437 [2022-07-12 11:16:20,060 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 [2022-07-12 11:16:20,060 INFO L413 NwaCegarLoop]: 513 mSDtfsCounter, 385 mSDsluCounter, 929 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:20,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 1442 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 11:16:20,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2022-07-12 11:16:20,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2022-07-12 11:16:20,072 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) [2022-07-12 11:16:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 599 transitions. [2022-07-12 11:16:20,074 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 599 transitions. Word has length 295 [2022-07-12 11:16:20,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:20,075 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 599 transitions. [2022-07-12 11:16:20,075 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) [2022-07-12 11:16:20,075 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 599 transitions. [2022-07-12 11:16:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-12 11:16:20,076 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:20,077 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, 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] [2022-07-12 11:16:20,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 11:16:20,077 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:20,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:20,077 INFO L85 PathProgramCache]: Analyzing trace with hash 332232255, now seen corresponding path program 1 times [2022-07-12 11:16:20,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:20,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644077764] [2022-07-12 11:16:20,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:20,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:20,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 11:16:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-12 11:16:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 11:16:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-12 11:16:21,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:21,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644077764] [2022-07-12 11:16:21,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644077764] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:21,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833082846] [2022-07-12 11:16:21,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:21,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:21,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:21,270 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) [2022-07-12 11:16:21,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-07-12 11:16:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:21,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 3392 conjuncts, 47 conjunts are in the unsatisfiable core [2022-07-12 11:16:21,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:21,868 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 [2022-07-12 11:16:22,372 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 [2022-07-12 11:16:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 5 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-12 11:16:22,803 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:16:24,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833082846] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:24,156 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 11:16:24,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 16] total 31 [2022-07-12 11:16:24,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729533898] [2022-07-12 11:16:24,156 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 11:16:24,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-07-12 11:16:24,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:24,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-07-12 11:16:24,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1509, Unknown=1, NotChecked=0, Total=1640 [2022-07-12 11:16:24,158 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) [2022-07-12 11:16:27,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:27,739 INFO L93 Difference]: Finished difference Result 912 states and 1254 transitions. [2022-07-12 11:16:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-07-12 11:16:27,739 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 [2022-07-12 11:16:27,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:27,742 INFO L225 Difference]: With dead ends: 912 [2022-07-12 11:16:27,742 INFO L226 Difference]: Without dead ends: 502 [2022-07-12 11:16:27,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 662 GetRequests, 584 SyntacticMatches, 13 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=319, Invalid=4102, Unknown=1, NotChecked=0, Total=4422 [2022-07-12 11:16:27,745 INFO L413 NwaCegarLoop]: 517 mSDtfsCounter, 270 mSDsluCounter, 5762 mSDsCounter, 0 mSdLazyCounter, 5133 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s 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, 2.9s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:27,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 6279 Invalid, 6907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 5133 Invalid, 0 Unknown, 1606 Unchecked, 2.9s Time] [2022-07-12 11:16:27,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2022-07-12 11:16:27,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 489. [2022-07-12 11:16:27,762 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) [2022-07-12 11:16:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 666 transitions. [2022-07-12 11:16:27,764 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 666 transitions. Word has length 301 [2022-07-12 11:16:27,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:27,764 INFO L495 AbstractCegarLoop]: Abstraction has 489 states and 666 transitions. [2022-07-12 11:16:27,765 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) [2022-07-12 11:16:27,765 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 666 transitions. [2022-07-12 11:16:27,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-12 11:16:27,766 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:27,766 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] [2022-07-12 11:16:27,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:27,988 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 [2022-07-12 11:16:27,988 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:27,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:27,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1736101441, now seen corresponding path program 1 times [2022-07-12 11:16:27,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:27,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966269924] [2022-07-12 11:16:27,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:27,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 11:16:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-12 11:16:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 11:16:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,432 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2022-07-12 11:16:28,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:28,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966269924] [2022-07-12 11:16:28,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966269924] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:28,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76720920] [2022-07-12 11:16:28,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:28,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:28,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:28,434 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) [2022-07-12 11:16:28,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-07-12 11:16:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:28,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 3387 conjuncts, 47 conjunts are in the unsatisfiable core [2022-07-12 11:16:28,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:29,036 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 [2022-07-12 11:16:29,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-12 11:16:29,350 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 [2022-07-12 11:16:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 5 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-12 11:16:29,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:16:30,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76720920] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:30,881 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 11:16:30,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 16] total 22 [2022-07-12 11:16:30,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773714060] [2022-07-12 11:16:30,882 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 11:16:30,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-07-12 11:16:30,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:30,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-07-12 11:16:30,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=892, Unknown=1, NotChecked=0, Total=992 [2022-07-12 11:16:30,883 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) [2022-07-12 11:16:32,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:32,400 INFO L93 Difference]: Finished difference Result 901 states and 1254 transitions. [2022-07-12 11:16:32,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-07-12 11:16:32,400 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 [2022-07-12 11:16:32,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:32,405 INFO L225 Difference]: With dead ends: 901 [2022-07-12 11:16:32,405 INFO L226 Difference]: Without dead ends: 490 [2022-07-12 11:16:32,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 577 SyntacticMatches, 12 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=167, Invalid=1554, Unknown=1, NotChecked=0, Total=1722 [2022-07-12 11:16:32,407 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 130 mSDsluCounter, 4434 mSDsCounter, 0 mSdLazyCounter, 2021 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:32,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 4989 Invalid, 4218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2021 Invalid, 0 Unknown, 2055 Unchecked, 1.3s Time] [2022-07-12 11:16:32,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2022-07-12 11:16:32,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 486. [2022-07-12 11:16:32,426 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) [2022-07-12 11:16:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 662 transitions. [2022-07-12 11:16:32,427 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 662 transitions. Word has length 301 [2022-07-12 11:16:32,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:32,428 INFO L495 AbstractCegarLoop]: Abstraction has 486 states and 662 transitions. [2022-07-12 11:16:32,428 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) [2022-07-12 11:16:32,428 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 662 transitions. [2022-07-12 11:16:32,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-12 11:16:32,429 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:32,430 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] [2022-07-12 11:16:32,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:32,644 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 [2022-07-12 11:16:32,645 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:32,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:32,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1392376067, now seen corresponding path program 1 times [2022-07-12 11:16:32,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:32,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976812570] [2022-07-12 11:16:32,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:32,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 11:16:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-12 11:16:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 11:16:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-12 11:16:33,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:33,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976812570] [2022-07-12 11:16:33,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976812570] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:33,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1635401756] [2022-07-12 11:16:33,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:33,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:33,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:33,640 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) [2022-07-12 11:16:33,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-07-12 11:16:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:34,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 3397 conjuncts, 47 conjunts are in the unsatisfiable core [2022-07-12 11:16:34,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:34,232 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 [2022-07-12 11:16:34,626 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 [2022-07-12 11:16:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 5 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-12 11:16:35,029 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:16:36,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1635401756] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:36,243 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 11:16:36,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 16] total 31 [2022-07-12 11:16:36,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053476634] [2022-07-12 11:16:36,244 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 11:16:36,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-07-12 11:16:36,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:36,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-07-12 11:16:36,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1509, Unknown=1, NotChecked=0, Total=1640 [2022-07-12 11:16:36,246 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) [2022-07-12 11:16:39,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:39,025 INFO L93 Difference]: Finished difference Result 932 states and 1285 transitions. [2022-07-12 11:16:39,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-07-12 11:16:39,026 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 [2022-07-12 11:16:39,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:39,029 INFO L225 Difference]: With dead ends: 932 [2022-07-12 11:16:39,029 INFO L226 Difference]: Without dead ends: 501 [2022-07-12 11:16:39,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 588 SyntacticMatches, 13 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1049 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=327, Invalid=4364, Unknown=1, NotChecked=0, Total=4692 [2022-07-12 11:16:39,031 INFO L413 NwaCegarLoop]: 527 mSDtfsCounter, 295 mSDsluCounter, 4588 mSDsCounter, 0 mSdLazyCounter, 4549 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 2.0s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:39,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 5115 Invalid, 6169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 4549 Invalid, 0 Unknown, 1437 Unchecked, 2.0s Time] [2022-07-12 11:16:39,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2022-07-12 11:16:39,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 483. [2022-07-12 11:16:39,048 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) [2022-07-12 11:16:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 647 transitions. [2022-07-12 11:16:39,049 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 647 transitions. Word has length 301 [2022-07-12 11:16:39,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:39,050 INFO L495 AbstractCegarLoop]: Abstraction has 483 states and 647 transitions. [2022-07-12 11:16:39,050 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) [2022-07-12 11:16:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 647 transitions. [2022-07-12 11:16:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-12 11:16:39,051 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:39,052 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] [2022-07-12 11:16:39,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:39,265 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 [2022-07-12 11:16:39,265 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:39,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:39,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1739958205, now seen corresponding path program 1 times [2022-07-12 11:16:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:39,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744903919] [2022-07-12 11:16:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 11:16:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-12 11:16:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 11:16:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,191 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-12 11:16:40,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:40,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744903919] [2022-07-12 11:16:40,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744903919] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:40,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633102345] [2022-07-12 11:16:40,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:40,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:40,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:40,193 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) [2022-07-12 11:16:40,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-07-12 11:16:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:40,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 3387 conjuncts, 28 conjunts are in the unsatisfiable core [2022-07-12 11:16:40,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:40,805 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 [2022-07-12 11:16:41,066 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-07-12 11:16:41,067 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:41,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [633102345] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:41,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:41,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [21] total 29 [2022-07-12 11:16:41,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000399660] [2022-07-12 11:16:41,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:41,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-12 11:16:41,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:41,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-12 11:16:41,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=743, Unknown=0, NotChecked=0, Total=812 [2022-07-12 11:16:41,068 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) [2022-07-12 11:16:41,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:41,216 INFO L93 Difference]: Finished difference Result 879 states and 1198 transitions. [2022-07-12 11:16:41,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-12 11:16:41,217 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 [2022-07-12 11:16:41,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:41,219 INFO L225 Difference]: With dead ends: 879 [2022-07-12 11:16:41,219 INFO L226 Difference]: Without dead ends: 496 [2022-07-12 11:16:41,220 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 [2022-07-12 11:16:41,221 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 [2022-07-12 11:16:41,221 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] [2022-07-12 11:16:41,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2022-07-12 11:16:41,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2022-07-12 11:16:41,239 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) [2022-07-12 11:16:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 663 transitions. [2022-07-12 11:16:41,240 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 663 transitions. Word has length 301 [2022-07-12 11:16:41,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:41,241 INFO L495 AbstractCegarLoop]: Abstraction has 496 states and 663 transitions. [2022-07-12 11:16:41,241 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) [2022-07-12 11:16:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 663 transitions. [2022-07-12 11:16:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-12 11:16:41,242 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:41,242 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] [2022-07-12 11:16:41,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:41,459 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 [2022-07-12 11:16:41,459 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:41,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:41,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1155186555, now seen corresponding path program 1 times [2022-07-12 11:16:41,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:41,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716234516] [2022-07-12 11:16:41,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:41,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 11:16:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 11:16:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 11:16:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-12 11:16:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 11:16:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-12 11:16:41,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:41,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716234516] [2022-07-12 11:16:41,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716234516] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:41,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279017597] [2022-07-12 11:16:41,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:41,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:41,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:41,721 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) [2022-07-12 11:16:41,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-07-12 11:16:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 3382 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 11:16:42,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-07-12 11:16:42,327 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:42,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279017597] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:42,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:42,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2022-07-12 11:16:42,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530962673] [2022-07-12 11:16:42,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:42,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:16:42,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:42,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:16:42,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:16:42,329 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) [2022-07-12 11:16:42,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:42,354 INFO L93 Difference]: Finished difference Result 882 states and 1219 transitions. [2022-07-12 11:16:42,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:16:42,354 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 [2022-07-12 11:16:42,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:42,356 INFO L225 Difference]: With dead ends: 882 [2022-07-12 11:16:42,357 INFO L226 Difference]: Without dead ends: 502 [2022-07-12 11:16:42,358 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 [2022-07-12 11:16:42,359 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 [2022-07-12 11:16:42,359 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] [2022-07-12 11:16:42,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2022-07-12 11:16:42,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 490. [2022-07-12 11:16:42,375 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) [2022-07-12 11:16:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 656 transitions. [2022-07-12 11:16:42,376 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 656 transitions. Word has length 301 [2022-07-12 11:16:42,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:42,376 INFO L495 AbstractCegarLoop]: Abstraction has 490 states and 656 transitions. [2022-07-12 11:16:42,377 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) [2022-07-12 11:16:42,377 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 656 transitions. [2022-07-12 11:16:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-07-12 11:16:42,378 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:42,378 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] [2022-07-12 11:16:42,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:42,596 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 [2022-07-12 11:16:42,597 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:42,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:42,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1436790455, now seen corresponding path program 1 times [2022-07-12 11:16:42,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:42,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442162891] [2022-07-12 11:16:42,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:42,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:42,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-12 11:16:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 11:16:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 11:16:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-12 11:16:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 11:16:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-07-12 11:16:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-12 11:16:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2022-07-12 11:16:43,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:43,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442162891] [2022-07-12 11:16:43,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442162891] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:43,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931083824] [2022-07-12 11:16:43,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:43,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:43,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:43,092 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) [2022-07-12 11:16:43,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-07-12 11:16:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:43,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 3394 conjuncts, 32 conjunts are in the unsatisfiable core [2022-07-12 11:16:43,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-07-12 11:16:43,689 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:43,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931083824] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:43,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:43,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 11 [2022-07-12 11:16:43,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331098652] [2022-07-12 11:16:43,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:43,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 11:16:43,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:43,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 11:16:43,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2022-07-12 11:16:43,693 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) [2022-07-12 11:16:43,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:43,833 INFO L93 Difference]: Finished difference Result 873 states and 1201 transitions. [2022-07-12 11:16:43,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 11:16:43,834 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 [2022-07-12 11:16:43,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:43,836 INFO L225 Difference]: With dead ends: 873 [2022-07-12 11:16:43,836 INFO L226 Difference]: Without dead ends: 495 [2022-07-12 11:16:43,838 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 [2022-07-12 11:16:43,838 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 [2022-07-12 11:16:43,839 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] [2022-07-12 11:16:43,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2022-07-12 11:16:43,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2022-07-12 11:16:43,857 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) [2022-07-12 11:16:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 671 transitions. [2022-07-12 11:16:43,859 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 671 transitions. Word has length 305 [2022-07-12 11:16:43,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:43,859 INFO L495 AbstractCegarLoop]: Abstraction has 495 states and 671 transitions. [2022-07-12 11:16:43,865 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) [2022-07-12 11:16:43,865 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 671 transitions. [2022-07-12 11:16:43,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:16:43,867 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:43,867 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] [2022-07-12 11:16:43,888 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2022-07-12 11:16:44,087 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 [2022-07-12 11:16:44,088 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:44,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:44,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1458254578, now seen corresponding path program 1 times [2022-07-12 11:16:44,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:44,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137469171] [2022-07-12 11:16:44,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:44,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:16:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:16:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:16:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:16:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:16:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-07-12 11:16:44,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:44,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137469171] [2022-07-12 11:16:44,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137469171] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:44,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621855892] [2022-07-12 11:16:44,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:44,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:44,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:44,388 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) [2022-07-12 11:16:44,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-07-12 11:16:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:44,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 3399 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 11:16:44,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-07-12 11:16:44,955 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:44,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1621855892] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:44,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:44,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2022-07-12 11:16:44,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533424821] [2022-07-12 11:16:44,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:44,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:16:44,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:44,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:16:44,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:16:44,956 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) [2022-07-12 11:16:44,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:44,982 INFO L93 Difference]: Finished difference Result 883 states and 1237 transitions. [2022-07-12 11:16:44,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:16:44,983 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 [2022-07-12 11:16:44,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:44,985 INFO L225 Difference]: With dead ends: 883 [2022-07-12 11:16:44,985 INFO L226 Difference]: Without dead ends: 500 [2022-07-12 11:16:44,987 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 [2022-07-12 11:16:44,987 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 [2022-07-12 11:16:44,987 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] [2022-07-12 11:16:44,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2022-07-12 11:16:45,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 497. [2022-07-12 11:16:45,003 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) [2022-07-12 11:16:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 673 transitions. [2022-07-12 11:16:45,004 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 673 transitions. Word has length 307 [2022-07-12 11:16:45,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:45,005 INFO L495 AbstractCegarLoop]: Abstraction has 497 states and 673 transitions. [2022-07-12 11:16:45,005 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) [2022-07-12 11:16:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 673 transitions. [2022-07-12 11:16:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:16:45,006 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:45,006 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] [2022-07-12 11:16:45,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:45,228 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 [2022-07-12 11:16:45,228 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:45,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:45,229 INFO L85 PathProgramCache]: Analyzing trace with hash 2003127152, now seen corresponding path program 1 times [2022-07-12 11:16:45,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:45,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470521672] [2022-07-12 11:16:45,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:45,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:16:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:16:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:16:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:16:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:16:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-07-12 11:16:45,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:45,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470521672] [2022-07-12 11:16:45,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470521672] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:45,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485944408] [2022-07-12 11:16:45,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:45,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:45,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:45,604 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) [2022-07-12 11:16:45,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-07-12 11:16:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 3404 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-12 11:16:46,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-07-12 11:16:46,222 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:46,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485944408] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:46,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:46,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2022-07-12 11:16:46,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332103528] [2022-07-12 11:16:46,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:46,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 11:16:46,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:46,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 11:16:46,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 11:16:46,224 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) [2022-07-12 11:16:46,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:46,397 INFO L93 Difference]: Finished difference Result 902 states and 1290 transitions. [2022-07-12 11:16:46,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:16:46,398 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 [2022-07-12 11:16:46,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:46,400 INFO L225 Difference]: With dead ends: 902 [2022-07-12 11:16:46,400 INFO L226 Difference]: Without dead ends: 515 [2022-07-12 11:16:46,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 391 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-12 11:16:46,402 INFO L413 NwaCegarLoop]: 550 mSDtfsCounter, 34 mSDsluCounter, 1537 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 2087 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 43 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:46,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 2087 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 43 Unchecked, 0.1s Time] [2022-07-12 11:16:46,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2022-07-12 11:16:46,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 504. [2022-07-12 11:16:46,418 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) [2022-07-12 11:16:46,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 681 transitions. [2022-07-12 11:16:46,420 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 681 transitions. Word has length 307 [2022-07-12 11:16:46,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:46,421 INFO L495 AbstractCegarLoop]: Abstraction has 504 states and 681 transitions. [2022-07-12 11:16:46,421 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) [2022-07-12 11:16:46,421 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 681 transitions. [2022-07-12 11:16:46,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:16:46,422 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:46,422 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] [2022-07-12 11:16:46,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:46,644 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 [2022-07-12 11:16:46,644 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:46,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:46,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1873951442, now seen corresponding path program 1 times [2022-07-12 11:16:46,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:46,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822636684] [2022-07-12 11:16:46,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:46,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:16:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:16:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:16:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:16:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:16:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2022-07-12 11:16:46,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:46,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822636684] [2022-07-12 11:16:46,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822636684] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:46,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891640171] [2022-07-12 11:16:46,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:46,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:46,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:46,899 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) [2022-07-12 11:16:46,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-07-12 11:16:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:47,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 3401 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 11:16:47,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-07-12 11:16:47,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:16:47,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891640171] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:16:47,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:16:47,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2022-07-12 11:16:47,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959621782] [2022-07-12 11:16:47,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:16:47,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:16:47,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:47,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:16:47,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:16:47,480 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) [2022-07-12 11:16:47,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:47,505 INFO L93 Difference]: Finished difference Result 905 states and 1271 transitions. [2022-07-12 11:16:47,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:16:47,505 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 [2022-07-12 11:16:47,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:47,507 INFO L225 Difference]: With dead ends: 905 [2022-07-12 11:16:47,507 INFO L226 Difference]: Without dead ends: 513 [2022-07-12 11:16:47,509 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 [2022-07-12 11:16:47,509 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 [2022-07-12 11:16:47,509 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] [2022-07-12 11:16:47,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-07-12 11:16:47,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 500. [2022-07-12 11:16:47,523 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) [2022-07-12 11:16:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 674 transitions. [2022-07-12 11:16:47,525 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 674 transitions. Word has length 307 [2022-07-12 11:16:47,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:47,525 INFO L495 AbstractCegarLoop]: Abstraction has 500 states and 674 transitions. [2022-07-12 11:16:47,526 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) [2022-07-12 11:16:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 674 transitions. [2022-07-12 11:16:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:16:47,527 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:47,527 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] [2022-07-12 11:16:47,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-07-12 11:16:47,743 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 [2022-07-12 11:16:47,744 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:47,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:47,744 INFO L85 PathProgramCache]: Analyzing trace with hash 803575404, now seen corresponding path program 1 times [2022-07-12 11:16:47,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:47,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083887963] [2022-07-12 11:16:47,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:47,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:16:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:16:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:16:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:16:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:16:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-07-12 11:16:48,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:48,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083887963] [2022-07-12 11:16:48,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083887963] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:48,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216819139] [2022-07-12 11:16:48,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:48,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:48,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:48,652 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) [2022-07-12 11:16:48,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-07-12 11:16:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 3396 conjuncts, 75 conjunts are in the unsatisfiable core [2022-07-12 11:16:49,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:49,244 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 [2022-07-12 11:16:49,318 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 [2022-07-12 11:16:49,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-12 11:16:49,836 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 [2022-07-12 11:16:50,164 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 [2022-07-12 11:16:50,246 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 [2022-07-12 11:16:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 180 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-07-12 11:16:50,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:16:51,436 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 [2022-07-12 11:16:51,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216819139] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:51,442 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 11:16:51,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 37 [2022-07-12 11:16:51,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046365065] [2022-07-12 11:16:51,443 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 11:16:51,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-07-12 11:16:51,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:16:51,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-07-12 11:16:51,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=2004, Unknown=1, NotChecked=90, Total=2256 [2022-07-12 11:16:51,445 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) [2022-07-12 11:16:56,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:16:56,276 INFO L93 Difference]: Finished difference Result 1252 states and 1748 transitions. [2022-07-12 11:16:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-07-12 11:16:56,276 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 [2022-07-12 11:16:56,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:16:56,291 INFO L225 Difference]: With dead ends: 1252 [2022-07-12 11:16:56,291 INFO L226 Difference]: Without dead ends: 806 [2022-07-12 11:16:56,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 491 SyntacticMatches, 24 SemanticMatches, 76 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1542 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=348, Invalid=5507, Unknown=1, NotChecked=150, Total=6006 [2022-07-12 11:16:56,294 INFO L413 NwaCegarLoop]: 680 mSDtfsCounter, 418 mSDsluCounter, 5920 mSDsCounter, 0 mSdLazyCounter, 7287 mSolverCounterSat, 422 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 430 SdHoareTripleChecker+Valid, 6600 SdHoareTripleChecker+Invalid, 10448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 422 IncrementalHoareTripleChecker+Valid, 7287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2739 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-07-12 11:16:56,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [430 Valid, 6600 Invalid, 10448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [422 Valid, 7287 Invalid, 0 Unknown, 2739 Unchecked, 3.9s Time] [2022-07-12 11:16:56,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2022-07-12 11:16:56,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 589. [2022-07-12 11:16:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 377 states have (on average 1.129973474801061) internal successors, (426), 384 states have internal predecessors, (426), 164 states have call successors, (164), 42 states have call predecessors, (164), 46 states have return successors, (185), 163 states have call predecessors, (185), 163 states have call successors, (185) [2022-07-12 11:16:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 775 transitions. [2022-07-12 11:16:56,338 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 775 transitions. Word has length 307 [2022-07-12 11:16:56,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:16:56,339 INFO L495 AbstractCegarLoop]: Abstraction has 589 states and 775 transitions. [2022-07-12 11:16:56,339 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) [2022-07-12 11:16:56,339 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 775 transitions. [2022-07-12 11:16:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:16:56,341 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:16:56,341 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] [2022-07-12 11:16:56,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2022-07-12 11:16:56,555 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 [2022-07-12 11:16:56,556 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:16:56,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:16:56,556 INFO L85 PathProgramCache]: Analyzing trace with hash -658848152, now seen corresponding path program 1 times [2022-07-12 11:16:56,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:16:56,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647995306] [2022-07-12 11:16:56,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:56,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:16:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:16:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:16:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:16:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:16:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:16:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:16:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:16:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:16:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:56,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:16:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:16:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:16:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:16:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:16:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:16:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:16:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:16:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:16:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:16:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:16:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:16:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:16:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:16:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:16:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:16:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 5 proven. 60 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-07-12 11:16:57,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:16:57,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647995306] [2022-07-12 11:16:57,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647995306] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:16:57,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118262604] [2022-07-12 11:16:57,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:16:57,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:16:57,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:16:57,499 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) [2022-07-12 11:16:57,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-07-12 11:16:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:16:58,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 3406 conjuncts, 84 conjunts are in the unsatisfiable core [2022-07-12 11:16:58,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:16:58,097 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 [2022-07-12 11:16:58,203 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 [2022-07-12 11:16:58,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-12 11:16:58,780 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 [2022-07-12 11:16:59,128 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 [2022-07-12 11:16:59,210 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 [2022-07-12 11:17:00,036 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 180 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-07-12 11:17:00,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:17:00,218 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 [2022-07-12 11:17:00,509 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 [2022-07-12 11:17:00,858 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 [2022-07-12 11:17:00,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118262604] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:17:00,866 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 11:17:00,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 45 [2022-07-12 11:17:00,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057777580] [2022-07-12 11:17:00,866 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 11:17:00,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-07-12 11:17:00,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:17:00,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-07-12 11:17:00,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=3219, Unknown=1, NotChecked=114, Total=3540 [2022-07-12 11:17:00,868 INFO L87 Difference]: Start difference. First operand 589 states and 775 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) [2022-07-12 11:17:07,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:17:07,892 INFO L93 Difference]: Finished difference Result 1347 states and 1881 transitions. [2022-07-12 11:17:07,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-07-12 11:17:07,893 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 [2022-07-12 11:17:07,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:17:07,897 INFO L225 Difference]: With dead ends: 1347 [2022-07-12 11:17:07,897 INFO L226 Difference]: Without dead ends: 839 [2022-07-12 11:17:07,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 479 SyntacticMatches, 24 SemanticMatches, 98 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2375 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=479, Invalid=9226, Unknown=1, NotChecked=194, Total=9900 [2022-07-12 11:17:07,900 INFO L413 NwaCegarLoop]: 586 mSDtfsCounter, 407 mSDsluCounter, 7376 mSDsCounter, 0 mSdLazyCounter, 8815 mSolverCounterSat, 465 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 7962 SdHoareTripleChecker+Invalid, 13651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 465 IncrementalHoareTripleChecker+Valid, 8815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 4371 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-07-12 11:17:07,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [421 Valid, 7962 Invalid, 13651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [465 Valid, 8815 Invalid, 0 Unknown, 4371 Unchecked, 5.5s Time] [2022-07-12 11:17:07,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2022-07-12 11:17:07,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 612. [2022-07-12 11:17:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 612 states, 396 states have (on average 1.1313131313131313) internal successors, (448), 403 states have internal predecessors, (448), 165 states have call successors, (165), 44 states have call predecessors, (165), 49 states have return successors, (186), 165 states have call predecessors, (186), 164 states have call successors, (186) [2022-07-12 11:17:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 799 transitions. [2022-07-12 11:17:07,930 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 799 transitions. Word has length 307 [2022-07-12 11:17:07,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:17:07,931 INFO L495 AbstractCegarLoop]: Abstraction has 612 states and 799 transitions. [2022-07-12 11:17:07,931 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) [2022-07-12 11:17:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 799 transitions. [2022-07-12 11:17:07,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:17:07,932 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:17:07,933 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] [2022-07-12 11:17:07,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-07-12 11:17:08,146 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 [2022-07-12 11:17:08,147 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:17:08,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:17:08,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2114033064, now seen corresponding path program 1 times [2022-07-12 11:17:08,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:17:08,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818731624] [2022-07-12 11:17:08,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:17:08,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:17:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:17:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:17:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:17:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:17:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:17:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:17:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:17:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:17:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:17:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:17:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:17:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:17:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:17:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:17:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:17:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:17:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:17:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:17:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:17:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:17:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:17:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:17:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:17:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:17:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:17:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:17:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2022-07-12 11:17:08,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:17:08,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818731624] [2022-07-12 11:17:08,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818731624] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:17:08,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154237447] [2022-07-12 11:17:08,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:17:08,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:17:08,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:17:08,482 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) [2022-07-12 11:17:08,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-07-12 11:17:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 3396 conjuncts, 32 conjunts are in the unsatisfiable core [2022-07-12 11:17:09,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:17:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-07-12 11:17:09,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:17:09,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154237447] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:17:09,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:17:09,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [8] total 18 [2022-07-12 11:17:09,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952089272] [2022-07-12 11:17:09,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:17:09,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-12 11:17:09,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:17:09,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-12 11:17:09,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306 [2022-07-12 11:17:09,237 INFO L87 Difference]: Start difference. First operand 612 states and 799 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) [2022-07-12 11:17:09,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:17:09,469 INFO L93 Difference]: Finished difference Result 1021 states and 1398 transitions. [2022-07-12 11:17:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 11:17:09,470 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 [2022-07-12 11:17:09,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:17:09,473 INFO L225 Difference]: With dead ends: 1021 [2022-07-12 11:17:09,473 INFO L226 Difference]: Without dead ends: 625 [2022-07-12 11:17:09,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-07-12 11:17:09,474 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 25 mSDsluCounter, 5891 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 6436 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 11:17:09,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 6436 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 11:17:09,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2022-07-12 11:17:09,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 615. [2022-07-12 11:17:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 397 states have (on average 1.1259445843828715) internal successors, (447), 406 states have internal predecessors, (447), 165 states have call successors, (165), 44 states have call predecessors, (165), 51 states have return successors, (207), 165 states have call predecessors, (207), 164 states have call successors, (207) [2022-07-12 11:17:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 819 transitions. [2022-07-12 11:17:09,505 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 819 transitions. Word has length 307 [2022-07-12 11:17:09,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:17:09,506 INFO L495 AbstractCegarLoop]: Abstraction has 615 states and 819 transitions. [2022-07-12 11:17:09,506 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) [2022-07-12 11:17:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 819 transitions. [2022-07-12 11:17:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:17:09,508 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:17:09,508 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] [2022-07-12 11:17:09,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-07-12 11:17:09,723 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 [2022-07-12 11:17:09,723 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:17:09,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:17:09,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1068757862, now seen corresponding path program 1 times [2022-07-12 11:17:09,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:17:09,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552119561] [2022-07-12 11:17:09,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:17:09,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:17:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:17:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:17:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:17:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:17:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:17:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:17:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:17:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:17:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:17:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:17:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:17:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:17:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:17:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:17:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:17:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:17:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:17:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:09,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:17:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:17:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:17:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:17:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:17:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:17:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:17:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:17:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:17:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2022-07-12 11:17:10,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:17:10,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552119561] [2022-07-12 11:17:10,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552119561] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:17:10,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521146137] [2022-07-12 11:17:10,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:17:10,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:17:10,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:17:10,096 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) [2022-07-12 11:17:10,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-07-12 11:17:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:10,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 3391 conjuncts, 31 conjunts are in the unsatisfiable core [2022-07-12 11:17:10,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:17:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-07-12 11:17:10,727 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 11:17:10,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521146137] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:17:10,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 11:17:10,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 9 [2022-07-12 11:17:10,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349253191] [2022-07-12 11:17:10,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:17:10,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 11:17:10,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:17:10,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 11:17:10,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-12 11:17:10,729 INFO L87 Difference]: Start difference. First operand 615 states and 819 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) [2022-07-12 11:17:10,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:17:10,785 INFO L93 Difference]: Finished difference Result 1177 states and 1610 transitions. [2022-07-12 11:17:10,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 11:17:10,786 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 [2022-07-12 11:17:10,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:17:10,788 INFO L225 Difference]: With dead ends: 1177 [2022-07-12 11:17:10,788 INFO L226 Difference]: Without dead ends: 624 [2022-07-12 11:17:10,790 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 [2022-07-12 11:17:10,791 INFO L413 NwaCegarLoop]: 569 mSDtfsCounter, 6 mSDsluCounter, 2813 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 3382 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 [2022-07-12 11:17:10,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 3382 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 11:17:10,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2022-07-12 11:17:10,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 616. [2022-07-12 11:17:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 399 states have (on average 1.1253132832080202) internal successors, (449), 408 states have internal predecessors, (449), 164 states have call successors, (164), 44 states have call predecessors, (164), 51 states have return successors, (213), 164 states have call predecessors, (213), 163 states have call successors, (213) [2022-07-12 11:17:10,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 826 transitions. [2022-07-12 11:17:10,816 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 826 transitions. Word has length 307 [2022-07-12 11:17:10,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:17:10,816 INFO L495 AbstractCegarLoop]: Abstraction has 616 states and 826 transitions. [2022-07-12 11:17:10,817 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) [2022-07-12 11:17:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 826 transitions. [2022-07-12 11:17:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 11:17:10,818 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:17:10,819 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] [2022-07-12 11:17:10,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-07-12 11:17:11,041 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 [2022-07-12 11:17:11,041 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:17:11,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:17:11,041 INFO L85 PathProgramCache]: Analyzing trace with hash 234876652, now seen corresponding path program 1 times [2022-07-12 11:17:11,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:17:11,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822358632] [2022-07-12 11:17:11,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:17:11,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:17:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:17:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 11:17:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 11:17:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 11:17:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 11:17:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 11:17:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 11:17:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 11:17:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-12 11:17:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:17:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:17:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:17:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 11:17:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 11:17:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 11:17:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 11:17:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 11:17:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 11:17:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 11:17:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 11:17:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 11:17:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-12 11:17:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-07-12 11:17:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 11:17:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 11:17:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 11:17:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-07-12 11:17:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,394 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2022-07-12 11:17:11,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:17:11,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822358632] [2022-07-12 11:17:11,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822358632] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 11:17:11,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788019489] [2022-07-12 11:17:11,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:17:11,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 11:17:11,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:17:11,396 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) [2022-07-12 11:17:11,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-07-12 11:17:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:17:11,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 3386 conjuncts, 31 conjunts are in the unsatisfiable core [2022-07-12 11:17:11,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 11:17:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 245 proven. 3 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-07-12 11:17:12,035 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 11:17:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 15 proven. 31 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2022-07-12 11:17:12,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [788019489] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 11:17:12,403 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 11:17:12,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 13] total 18 [2022-07-12 11:17:12,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683123508] [2022-07-12 11:17:12,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 11:17:12,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-07-12 11:17:12,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:17:12,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-07-12 11:17:12,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2022-07-12 11:17:12,404 INFO L87 Difference]: Start difference. First operand 616 states and 826 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) [2022-07-12 11:17:12,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:17:12,852 INFO L93 Difference]: Finished difference Result 628 states and 836 transitions. [2022-07-12 11:17:12,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 11:17:12,853 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 [2022-07-12 11:17:12,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:17:12,853 INFO L225 Difference]: With dead ends: 628 [2022-07-12 11:17:12,853 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 11:17:12,855 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 [2022-07-12 11:17:12,856 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 47 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 11:17:12,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 379 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 11:17:12,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 11:17:12,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 11:17:12,857 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) [2022-07-12 11:17:12,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 11:17:12,857 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 307 [2022-07-12 11:17:12,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:17:12,858 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 11:17:12,858 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) [2022-07-12 11:17:12,858 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 11:17:12,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 11:17:12,860 INFO L805 garLoopResultBuilder]: Registering result SAFE for location aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-07-12 11:17:12,861 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-07-12 11:17:12,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-07-12 11:17:13,071 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 [2022-07-12 11:17:13,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 11:17:14,400 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|))) [2022-07-12 11:17:14,400 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2022-07-12 11:17:14,401 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2022-07-12 11:17:14,401 INFO L899 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2022-07-12 11:17:14,401 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|))) [2022-07-12 11:17:14,401 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitFINAL(lines 5791 5794) no Hoare annotation was computed. [2022-07-12 11:17:14,401 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))) [2022-07-12 11:17:14,401 INFO L899 garLoopResultBuilder]: For program point L5793-1(line 5793) no Hoare annotation was computed. [2022-07-12 11:17:14,401 INFO L902 garLoopResultBuilder]: At program point aws_atomic_load_ptr_explicitENTRY(lines 5791 5794) the Hoare annotation is: true [2022-07-12 11:17:14,401 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitEXIT(lines 5791 5794) no Hoare annotation was computed. [2022-07-12 11:17:14,401 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801-5(line 8801) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801-6(lines 8801 8802) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801(line 8801) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801-2(line 8801) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801-3(line 8801) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L902 garLoopResultBuilder]: At program point s_buf_belongs_to_poolENTRY(lines 8794 8803) the Hoare annotation is: true [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801-8(lines 8801 8802) no Hoare annotation was computed. [2022-07-12 11:17:14,402 INFO L899 garLoopResultBuilder]: For program point L8801-9(lines 8801 8802) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point L8801-11(lines 8801 8802) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolEXIT(lines 8794 8803) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolFINAL(lines 8794 8803) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L902 garLoopResultBuilder]: At program point aws_ring_buffer_check_atomic_ptrENTRY(lines 6039 6045) the Hoare annotation is: true [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrEXIT(lines 6039 6045) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point L6044-2(line 6044) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point L6044(line 6044) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrFINAL(lines 6039 6045) no Hoare annotation was computed. [2022-07-12 11:17:14,403 INFO L902 garLoopResultBuilder]: At program point aws_atomic_store_ptrENTRY(lines 5638 5641) the Hoare annotation is: true [2022-07-12 11:17:14,403 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrEXIT(lines 5638 5641) no Hoare annotation was computed. [2022-07-12 11:17:14,404 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrFINAL(lines 5638 5641) no Hoare annotation was computed. [2022-07-12 11:17:14,404 INFO L902 garLoopResultBuilder]: At program point L5640(line 5640) the Hoare annotation is: true [2022-07-12 11:17:14,404 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-07-12 11:17:14,404 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-07-12 11:17:14,404 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-07-12 11:17:14,404 INFO L902 garLoopResultBuilder]: At program point is_front_valid_stateENTRY(lines 9210 9215) the Hoare annotation is: true [2022-07-12 11:17:14,404 INFO L902 garLoopResultBuilder]: At program point L9213(line 9213) the Hoare annotation is: true [2022-07-12 11:17:14,404 INFO L902 garLoopResultBuilder]: At program point L9212(line 9212) the Hoare annotation is: true [2022-07-12 11:17:14,404 INFO L899 garLoopResultBuilder]: For program point L9213-1(line 9213) no Hoare annotation was computed. [2022-07-12 11:17:14,405 INFO L899 garLoopResultBuilder]: For program point L9212-1(line 9212) no Hoare annotation was computed. [2022-07-12 11:17:14,408 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateFINAL(lines 9210 9215) no Hoare annotation was computed. [2022-07-12 11:17:14,408 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateEXIT(lines 9210 9215) no Hoare annotation was computed. [2022-07-12 11:17:14,408 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))) [2022-07-12 11:17:14,408 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitFINAL(lines 5807 5810) no Hoare annotation was computed. [2022-07-12 11:17:14,408 INFO L899 garLoopResultBuilder]: For program point L5809-1(line 5809) no Hoare annotation was computed. [2022-07-12 11:17:14,408 INFO L902 garLoopResultBuilder]: At program point aws_atomic_store_ptr_explicitENTRY(lines 5807 5810) the Hoare annotation is: true [2022-07-12 11:17:14,408 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitEXIT(lines 5807 5810) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point L5746(lines 5746 5759) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderEXIT(lines 5745 5760) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderFINAL(lines 5745 5760) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L902 garLoopResultBuilder]: At program point aws_atomic_priv_xlate_orderENTRY(lines 5745 5760) the Hoare annotation is: true [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point L5755(line 5755) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point L5757(line 5757) no Hoare annotation was computed. [2022-07-12 11:17:14,409 INFO L899 garLoopResultBuilder]: For program point L5751(line 5751) no Hoare annotation was computed. [2022-07-12 11:17:14,410 INFO L899 garLoopResultBuilder]: For program point L5753(line 5753) no Hoare annotation was computed. [2022-07-12 11:17:14,410 INFO L899 garLoopResultBuilder]: For program point L5747(line 5747) no Hoare annotation was computed. [2022-07-12 11:17:14,410 INFO L899 garLoopResultBuilder]: For program point L5749(line 5749) no Hoare annotation was computed. [2022-07-12 11:17:14,410 INFO L899 garLoopResultBuilder]: For program point L233(line 233) no Hoare annotation was computed. [2022-07-12 11:17:14,410 INFO L902 garLoopResultBuilder]: At program point aws_atomic_load_ptrENTRY(lines 5622 5625) the Hoare annotation is: true [2022-07-12 11:17:14,410 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrEXIT(lines 5622 5625) no Hoare annotation was computed. [2022-07-12 11:17:14,411 INFO L899 garLoopResultBuilder]: For program point L5624-1(line 5624) no Hoare annotation was computed. [2022-07-12 11:17:14,411 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrFINAL(lines 5622 5625) no Hoare annotation was computed. [2022-07-12 11:17:14,411 INFO L902 garLoopResultBuilder]: At program point L5624(line 5624) the Hoare annotation is: true [2022-07-12 11:17:14,411 INFO L902 garLoopResultBuilder]: At program point aws_byte_buf_is_validENTRY(lines 7375 7381) the Hoare annotation is: true [2022-07-12 11:17:14,411 INFO L899 garLoopResultBuilder]: For program point L7377-3(line 7377) no Hoare annotation was computed. [2022-07-12 11:17:14,411 INFO L899 garLoopResultBuilder]: For program point L7377-1(line 7377) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7377(lines 7377 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7377-7(lines 7377 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7377-6(lines 7377 7378) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7377-4(lines 7377 7378) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7377-11(lines 7377 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7377-9(lines 7377 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validFINAL(lines 7375 7381) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validEXIT(lines 7375 7381) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7380-2(line 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,412 INFO L899 garLoopResultBuilder]: For program point L7380(line 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point L7380-6(line 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point L7380-4(line 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point L7380-3(line 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point L7380-8(line 7380) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-12 11:17:14,413 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-12 11:17:14,414 INFO L902 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2022-07-12 11:17:14,414 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-12 11:17:14,414 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-12 11:17:14,414 INFO L899 garLoopResultBuilder]: For program point L7317(lines 7317 7319) no Hoare annotation was computed. [2022-07-12 11:17:14,414 INFO L899 garLoopResultBuilder]: For program point L6076-2(line 6076) no Hoare annotation was computed. [2022-07-12 11:17:14,414 INFO L902 garLoopResultBuilder]: At program point aws_ring_buffer_is_validENTRY(lines 6062 6081) the Hoare annotation is: true [2022-07-12 11:17:14,414 INFO L899 garLoopResultBuilder]: For program point L6076(line 6076) no Hoare annotation was computed. [2022-07-12 11:17:14,414 INFO L899 garLoopResultBuilder]: For program point L6072-1(line 6072) no Hoare annotation was computed. [2022-07-12 11:17:14,415 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$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0)) (and .cse0 .cse1 (<= 0 aws_ring_buffer_is_valid_~head_in_range~0) (<= aws_ring_buffer_is_valid_~head_in_range~0 0) .cse5))) [2022-07-12 11:17:14,415 INFO L895 garLoopResultBuilder]: At program point L6066(line 6066) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$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$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0))) [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point L6066-1(line 6066) no Hoare annotation was computed. [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point L6077-3(line 6077) no Hoare annotation was computed. [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point L6077(line 6077) no Hoare annotation was computed. [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point L6077-1(line 6077) no Hoare annotation was computed. [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point L6077-6(lines 6077 6080) no Hoare annotation was computed. [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point L6077-5(line 6077) no Hoare annotation was computed. [2022-07-12 11:17:14,415 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validEXIT(lines 6062 6081) no Hoare annotation was computed. [2022-07-12 11:17:14,416 INFO L895 garLoopResultBuilder]: At program point L6069(line 6069) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (or (not (= aws_ring_buffer_is_valid_~ring_buf.offset 0)) (and (<= aws_ring_buffer_is_valid_~tail~1.base 0) (<= 0 aws_ring_buffer_is_valid_~tail~1.base))) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (not (< 0 |#StackHeapBarrier|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$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$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_46|) 8) 0))) [2022-07-12 11:17:14,416 INFO L899 garLoopResultBuilder]: For program point L6077-8(lines 6077 6080) no Hoare annotation was computed. [2022-07-12 11:17:14,416 INFO L899 garLoopResultBuilder]: For program point L6069-1(line 6069) no Hoare annotation was computed. [2022-07-12 11:17:14,416 INFO L895 garLoopResultBuilder]: At program point L6065(line 6065) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_72| Int)) (not (= (select (select |#memory_$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))) [2022-07-12 11:17:14,416 INFO L899 garLoopResultBuilder]: For program point L6065-1(line 6065) no Hoare annotation was computed. [2022-07-12 11:17:14,416 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validFINAL(lines 6062 6081) no Hoare annotation was computed. [2022-07-12 11:17:14,425 INFO L899 garLoopResultBuilder]: For program point L8222(lines 8222 8223) no Hoare annotation was computed. [2022-07-12 11:17:14,425 INFO L902 garLoopResultBuilder]: At program point aws_byte_buf_from_empty_arrayENTRY(lines 8218 8232) the Hoare annotation is: true [2022-07-12 11:17:14,425 INFO L899 garLoopResultBuilder]: For program point L8219-1(line 8219) no Hoare annotation was computed. [2022-07-12 11:17:14,425 INFO L902 garLoopResultBuilder]: At program point L8219(line 8219) the Hoare annotation is: true [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point L8222-2(lines 8222 8223) no Hoare annotation was computed. [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayFINAL(lines 8218 8232) no Hoare annotation was computed. [2022-07-12 11:17:14,426 INFO L902 garLoopResultBuilder]: At program point L8230(line 8230) the Hoare annotation is: true [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point L8230-2(line 8230) no Hoare annotation was computed. [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayEXIT(lines 8218 8232) no Hoare annotation was computed. [2022-07-12 11:17:14,426 INFO L902 garLoopResultBuilder]: At program point L8230-1(line 8230) the Hoare annotation is: true [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2022-07-12 11:17:14,426 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6889 6891) the Hoare annotation is: true [2022-07-12 11:17:14,426 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateFINAL(lines 9221 9226) no Hoare annotation was computed. [2022-07-12 11:17:14,427 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateEXIT(lines 9221 9226) no Hoare annotation was computed. [2022-07-12 11:17:14,427 INFO L902 garLoopResultBuilder]: At program point is_middle_valid_stateENTRY(lines 9221 9226) the Hoare annotation is: true [2022-07-12 11:17:14,427 INFO L902 garLoopResultBuilder]: At program point L9224(line 9224) the Hoare annotation is: true [2022-07-12 11:17:14,427 INFO L902 garLoopResultBuilder]: At program point L9223(line 9223) the Hoare annotation is: true [2022-07-12 11:17:14,427 INFO L899 garLoopResultBuilder]: For program point L9224-1(line 9224) no Hoare annotation was computed. [2022-07-12 11:17:14,427 INFO L899 garLoopResultBuilder]: For program point L9223-1(line 9223) no Hoare annotation was computed. [2022-07-12 11:17:14,427 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: false [2022-07-12 11:17:14,427 INFO L895 garLoopResultBuilder]: At program point L8673-1(line 8673) the Hoare annotation is: false [2022-07-12 11:17:14,427 INFO L899 garLoopResultBuilder]: For program point L8673-2(line 8673) no Hoare annotation was computed. [2022-07-12 11:17:14,427 INFO L895 garLoopResultBuilder]: At program point L8822-1(line 8822) the Hoare annotation is: false [2022-07-12 11:17:14,428 INFO L899 garLoopResultBuilder]: For program point L8822-2(line 8822) no Hoare annotation was computed. [2022-07-12 11:17:14,428 INFO L895 garLoopResultBuilder]: At program point L9268(line 9268) the Hoare annotation is: false [2022-07-12 11:17:14,428 INFO L899 garLoopResultBuilder]: For program point L9268-1(line 9268) no Hoare annotation was computed. [2022-07-12 11:17:14,428 INFO L895 garLoopResultBuilder]: At program point L9202(line 9202) the Hoare annotation is: false [2022-07-12 11:17:14,428 INFO L895 garLoopResultBuilder]: At program point L8822(line 8822) the Hoare annotation is: false [2022-07-12 11:17:14,428 INFO L899 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2022-07-12 11:17:14,428 INFO L899 garLoopResultBuilder]: For program point L9202-1(line 9202) no Hoare annotation was computed. [2022-07-12 11:17:14,428 INFO L895 garLoopResultBuilder]: At program point L9285(line 9285) the Hoare annotation is: false [2022-07-12 11:17:14,428 INFO L899 garLoopResultBuilder]: For program point L9285-1(line 9285) no Hoare annotation was computed. [2022-07-12 11:17:14,428 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 11:17:14,429 INFO L899 garLoopResultBuilder]: For program point L8641(lines 8641 8645) no Hoare annotation was computed. [2022-07-12 11:17:14,429 INFO L899 garLoopResultBuilder]: For program point L8823-2(line 8823) no Hoare annotation was computed. [2022-07-12 11:17:14,429 INFO L899 garLoopResultBuilder]: For program point L9269(lines 9269 9275) no Hoare annotation was computed. [2022-07-12 11:17:14,429 INFO L895 garLoopResultBuilder]: At program point L9203(lines 9199 9204) the Hoare annotation is: false [2022-07-12 11:17:14,429 INFO L895 garLoopResultBuilder]: At program point L6610(line 6610) the Hoare annotation is: false [2022-07-12 11:17:14,429 INFO L895 garLoopResultBuilder]: At program point L8823(line 8823) the Hoare annotation is: false [2022-07-12 11:17:14,429 INFO L895 garLoopResultBuilder]: At program point L8823-1(line 8823) the Hoare annotation is: false [2022-07-12 11:17:14,429 INFO L899 garLoopResultBuilder]: For program point L6610-3(lines 6610 6612) no Hoare annotation was computed. [2022-07-12 11:17:14,429 INFO L899 garLoopResultBuilder]: For program point L6610-1(lines 6610 6612) no Hoare annotation was computed. [2022-07-12 11:17:14,429 INFO L899 garLoopResultBuilder]: For program point L9286-1(line 9286) no Hoare annotation was computed. [2022-07-12 11:17:14,430 INFO L895 garLoopResultBuilder]: At program point L8642(line 8642) the Hoare annotation is: false [2022-07-12 11:17:14,430 INFO L895 garLoopResultBuilder]: At program point L9286(line 9286) the Hoare annotation is: false [2022-07-12 11:17:14,430 INFO L895 garLoopResultBuilder]: At program point L8642-1(line 8642) the Hoare annotation is: false [2022-07-12 11:17:14,430 INFO L899 garLoopResultBuilder]: For program point L8642-2(line 8642) no Hoare annotation was computed. [2022-07-12 11:17:14,430 INFO L899 garLoopResultBuilder]: For program point L9270-1(line 9270) no Hoare annotation was computed. [2022-07-12 11:17:14,430 INFO L899 garLoopResultBuilder]: For program point L8659(lines 8659 8665) no Hoare annotation was computed. [2022-07-12 11:17:14,430 INFO L895 garLoopResultBuilder]: At program point L8824(lines 8815 8825) the Hoare annotation is: false [2022-07-12 11:17:14,430 INFO L895 garLoopResultBuilder]: At program point L9270(line 9270) the Hoare annotation is: false [2022-07-12 11:17:14,431 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: false [2022-07-12 11:17:14,431 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: false [2022-07-12 11:17:14,431 INFO L895 garLoopResultBuilder]: At program point L9287(line 9287) the Hoare annotation is: false [2022-07-12 11:17:14,431 INFO L899 garLoopResultBuilder]: For program point L9287-1(line 9287) no Hoare annotation was computed. [2022-07-12 11:17:14,431 INFO L899 garLoopResultBuilder]: For program point L8643-2(line 8643) no Hoare annotation was computed. [2022-07-12 11:17:14,431 INFO L895 garLoopResultBuilder]: At program point L8660(line 8660) the Hoare annotation is: false [2022-07-12 11:17:14,431 INFO L895 garLoopResultBuilder]: At program point L8660-1(line 8660) the Hoare annotation is: false [2022-07-12 11:17:14,431 INFO L899 garLoopResultBuilder]: For program point L8660-2(line 8660) no Hoare annotation was computed. [2022-07-12 11:17:14,432 INFO L899 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2022-07-12 11:17:14,432 INFO L895 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: false [2022-07-12 11:17:14,432 INFO L895 garLoopResultBuilder]: At program point L9271(line 9271) the Hoare annotation is: false [2022-07-12 11:17:14,432 INFO L899 garLoopResultBuilder]: For program point L9271-1(line 9271) no Hoare annotation was computed. [2022-07-12 11:17:14,432 INFO L895 garLoopResultBuilder]: At program point L8660-3(line 8660) the Hoare annotation is: false [2022-07-12 11:17:14,432 INFO L895 garLoopResultBuilder]: At program point L8660-4(line 8660) the Hoare annotation is: false [2022-07-12 11:17:14,432 INFO L899 garLoopResultBuilder]: For program point L8677(lines 8677 8683) no Hoare annotation was computed. [2022-07-12 11:17:14,432 INFO L895 garLoopResultBuilder]: At program point L8644(line 8644) the Hoare annotation is: false [2022-07-12 11:17:14,435 INFO L899 garLoopResultBuilder]: For program point L8644-1(line 8644) no Hoare annotation was computed. [2022-07-12 11:17:14,435 INFO L895 garLoopResultBuilder]: At program point L9288(line 9288) the Hoare annotation is: false [2022-07-12 11:17:14,435 INFO L899 garLoopResultBuilder]: For program point L9288-1(line 9288) no Hoare annotation was computed. [2022-07-12 11:17:14,435 INFO L899 garLoopResultBuilder]: For program point L8661(line 8661) no Hoare annotation was computed. [2022-07-12 11:17:14,435 INFO L895 garLoopResultBuilder]: At program point L8628(line 8628) the Hoare annotation is: false [2022-07-12 11:17:14,435 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|)) [2022-07-12 11:17:14,436 INFO L899 garLoopResultBuilder]: For program point L8628-2(line 8628) no Hoare annotation was computed. [2022-07-12 11:17:14,436 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2022-07-12 11:17:14,436 INFO L899 garLoopResultBuilder]: For program point L9239(lines 9239 9289) no Hoare annotation was computed. [2022-07-12 11:17:14,436 INFO L895 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: false [2022-07-12 11:17:14,436 INFO L895 garLoopResultBuilder]: At program point L8678-1(line 8678) the Hoare annotation is: false [2022-07-12 11:17:14,436 INFO L899 garLoopResultBuilder]: For program point L8678-2(line 8678) no Hoare annotation was computed. [2022-07-12 11:17:14,436 INFO L895 garLoopResultBuilder]: At program point L8678-3(line 8678) the Hoare annotation is: false [2022-07-12 11:17:14,436 INFO L899 garLoopResultBuilder]: For program point L8678-4(line 8678) no Hoare annotation was computed. [2022-07-12 11:17:14,437 INFO L895 garLoopResultBuilder]: At program point L8678(line 8678) the Hoare annotation is: false [2022-07-12 11:17:14,437 INFO L895 garLoopResultBuilder]: At program point L8629(line 8629) the Hoare annotation is: false [2022-07-12 11:17:14,437 INFO L895 garLoopResultBuilder]: At program point L8662-1(line 8662) the Hoare annotation is: false [2022-07-12 11:17:14,437 INFO L895 garLoopResultBuilder]: At program point L8629-1(line 8629) the Hoare annotation is: false [2022-07-12 11:17:14,437 INFO L899 garLoopResultBuilder]: For program point L8662-2(line 8662) no Hoare annotation was computed. [2022-07-12 11:17:14,437 INFO L899 garLoopResultBuilder]: For program point L8629-2(line 8629) no Hoare annotation was computed. [2022-07-12 11:17:14,437 INFO L899 garLoopResultBuilder]: For program point L7192(lines 7192 7204) no Hoare annotation was computed. [2022-07-12 11:17:14,437 INFO L895 garLoopResultBuilder]: At program point L9273(line 9273) the Hoare annotation is: false [2022-07-12 11:17:14,437 INFO L899 garLoopResultBuilder]: For program point L9273-1(line 9273) no Hoare annotation was computed. [2022-07-12 11:17:14,437 INFO L895 garLoopResultBuilder]: At program point L8662(line 8662) the Hoare annotation is: false [2022-07-12 11:17:14,438 INFO L902 garLoopResultBuilder]: At program point L9290(line 9290) the Hoare annotation is: true [2022-07-12 11:17:14,438 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: false [2022-07-12 11:17:14,438 INFO L899 garLoopResultBuilder]: For program point L8646-2(line 8646) no Hoare annotation was computed. [2022-07-12 11:17:14,438 INFO L895 garLoopResultBuilder]: At program point L8646-3(line 8646) the Hoare annotation is: false [2022-07-12 11:17:14,438 INFO L899 garLoopResultBuilder]: For program point L8646-4(line 8646) no Hoare annotation was computed. [2022-07-12 11:17:14,438 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: false [2022-07-12 11:17:14,438 INFO L895 garLoopResultBuilder]: At program point L6053(line 6053) the Hoare annotation is: false [2022-07-12 11:17:14,438 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: false [2022-07-12 11:17:14,438 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2022-07-12 11:17:14,438 INFO L899 garLoopResultBuilder]: For program point L6053-1(line 6053) no Hoare annotation was computed. [2022-07-12 11:17:14,439 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 11:17:14,439 INFO L895 garLoopResultBuilder]: At program point L9274(line 9274) the Hoare annotation is: false [2022-07-12 11:17:14,439 INFO L895 garLoopResultBuilder]: At program point L8630-1(line 8630) the Hoare annotation is: false [2022-07-12 11:17:14,439 INFO L899 garLoopResultBuilder]: For program point L8663-2(line 8663) no Hoare annotation was computed. [2022-07-12 11:17:14,439 INFO L899 garLoopResultBuilder]: For program point L8630-2(line 8630) no Hoare annotation was computed. [2022-07-12 11:17:14,439 INFO L899 garLoopResultBuilder]: For program point L8630-4(line 8630) no Hoare annotation was computed. [2022-07-12 11:17:14,439 INFO L899 garLoopResultBuilder]: For program point L9274-1(lines 9269 9275) no Hoare annotation was computed. [2022-07-12 11:17:14,440 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: false [2022-07-12 11:17:14,440 INFO L895 garLoopResultBuilder]: At program point L8663-1(line 8663) the Hoare annotation is: false [2022-07-12 11:17:14,440 INFO L895 garLoopResultBuilder]: At program point L9258(line 9258) the Hoare annotation is: false [2022-07-12 11:17:14,440 INFO L895 garLoopResultBuilder]: At program point L8630-5(line 8630) the Hoare annotation is: false [2022-07-12 11:17:14,440 INFO L899 garLoopResultBuilder]: For program point L8630-6(line 8630) no Hoare annotation was computed. [2022-07-12 11:17:14,440 INFO L899 garLoopResultBuilder]: For program point L8647-2(line 8647) no Hoare annotation was computed. [2022-07-12 11:17:14,440 INFO L895 garLoopResultBuilder]: At program point L8647-3(line 8647) the Hoare annotation is: false [2022-07-12 11:17:14,440 INFO L895 garLoopResultBuilder]: At program point L6054(line 6054) the Hoare annotation is: false [2022-07-12 11:17:14,440 INFO L899 garLoopResultBuilder]: For program point L8647-4(line 8647) no Hoare annotation was computed. [2022-07-12 11:17:14,441 INFO L899 garLoopResultBuilder]: For program point L9258-1(line 9258) no Hoare annotation was computed. [2022-07-12 11:17:14,441 INFO L895 garLoopResultBuilder]: At program point L8680(line 8680) the Hoare annotation is: false [2022-07-12 11:17:14,441 INFO L895 garLoopResultBuilder]: At program point L8647(line 8647) the Hoare annotation is: false [2022-07-12 11:17:14,441 INFO L895 garLoopResultBuilder]: At program point L8680-1(line 8680) the Hoare annotation is: false [2022-07-12 11:17:14,442 INFO L899 garLoopResultBuilder]: For program point L6054-1(line 6054) no Hoare annotation was computed. [2022-07-12 11:17:14,442 INFO L895 garLoopResultBuilder]: At program point L8647-1(line 8647) the Hoare annotation is: false [2022-07-12 11:17:14,442 INFO L899 garLoopResultBuilder]: For program point L8680-2(line 8680) no Hoare annotation was computed. [2022-07-12 11:17:14,442 INFO L899 garLoopResultBuilder]: For program point L6616(lines 6616 6626) no Hoare annotation was computed. [2022-07-12 11:17:14,442 INFO L895 garLoopResultBuilder]: At program point L9259(line 9259) the Hoare annotation is: false [2022-07-12 11:17:14,442 INFO L899 garLoopResultBuilder]: For program point L9259-1(line 9259) no Hoare annotation was computed. [2022-07-12 11:17:14,442 INFO L895 garLoopResultBuilder]: At program point L6055(lines 6050 6056) the Hoare annotation is: false [2022-07-12 11:17:14,442 INFO L895 garLoopResultBuilder]: At program point L8681(line 8681) the Hoare annotation is: false [2022-07-12 11:17:14,442 INFO L895 garLoopResultBuilder]: At program point L8648(line 8648) the Hoare annotation is: false [2022-07-12 11:17:14,442 INFO L895 garLoopResultBuilder]: At program point L8681-1(line 8681) the Hoare annotation is: false [2022-07-12 11:17:14,443 INFO L899 garLoopResultBuilder]: For program point L8648-1(line 8648) no Hoare annotation was computed. [2022-07-12 11:17:14,443 INFO L899 garLoopResultBuilder]: For program point L8681-2(line 8681) no Hoare annotation was computed. [2022-07-12 11:17:14,443 INFO L899 garLoopResultBuilder]: For program point L9276(line 9276) no Hoare annotation was computed. [2022-07-12 11:17:14,443 INFO L895 garLoopResultBuilder]: At program point L9276-2(line 9276) the Hoare annotation is: false [2022-07-12 11:17:14,443 INFO L899 garLoopResultBuilder]: For program point L6617-1(line 6617) no Hoare annotation was computed. [2022-07-12 11:17:14,444 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|)) [2022-07-12 11:17:14,444 INFO L899 garLoopResultBuilder]: For program point L9276-3(line 9276) no Hoare annotation was computed. [2022-07-12 11:17:14,444 INFO L895 garLoopResultBuilder]: At program point L9276-4(line 9276) the Hoare annotation is: false [2022-07-12 11:17:14,444 INFO L899 garLoopResultBuilder]: For program point L9276-5(line 9276) no Hoare annotation was computed. [2022-07-12 11:17:14,444 INFO L895 garLoopResultBuilder]: At program point L9260(line 9260) the Hoare annotation is: false [2022-07-12 11:17:14,444 INFO L899 garLoopResultBuilder]: For program point L9260-1(line 9260) no Hoare annotation was computed. [2022-07-12 11:17:14,444 INFO L895 garLoopResultBuilder]: At program point L8649(line 8649) the Hoare annotation is: false [2022-07-12 11:17:14,444 INFO L895 garLoopResultBuilder]: At program point L8649-1(line 8649) the Hoare annotation is: false [2022-07-12 11:17:14,445 INFO L899 garLoopResultBuilder]: For program point L8649-2(line 8649) no Hoare annotation was computed. [2022-07-12 11:17:14,445 INFO L895 garLoopResultBuilder]: At program point L9277(line 9277) the Hoare annotation is: false [2022-07-12 11:17:14,445 INFO L899 garLoopResultBuilder]: For program point L9277-1(line 9277) no Hoare annotation was computed. [2022-07-12 11:17:14,446 INFO L899 garLoopResultBuilder]: For program point L9277-2(line 9277) no Hoare annotation was computed. [2022-07-12 11:17:14,446 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|)) [2022-07-12 11:17:14,446 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 11:17:14,446 INFO L899 garLoopResultBuilder]: For program point L7196-1(lines 7195 7204) no Hoare annotation was computed. [2022-07-12 11:17:14,446 INFO L895 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2022-07-12 11:17:14,446 INFO L899 garLoopResultBuilder]: For program point L6618-1(line 6618) no Hoare annotation was computed. [2022-07-12 11:17:14,446 INFO L895 garLoopResultBuilder]: At program point L9277-4(line 9277) the Hoare annotation is: false [2022-07-12 11:17:14,446 INFO L899 garLoopResultBuilder]: For program point L9277-5(line 9277) no Hoare annotation was computed. [2022-07-12 11:17:14,446 INFO L895 garLoopResultBuilder]: At program point L9277-6(line 9277) the Hoare annotation is: false [2022-07-12 11:17:14,446 INFO L899 garLoopResultBuilder]: For program point L9277-7(line 9277) no Hoare annotation was computed. [2022-07-12 11:17:14,447 INFO L895 garLoopResultBuilder]: At program point L9261(line 9261) the Hoare annotation is: false [2022-07-12 11:17:14,447 INFO L899 garLoopResultBuilder]: For program point L9261-1(line 9261) no Hoare annotation was computed. [2022-07-12 11:17:14,447 INFO L895 garLoopResultBuilder]: At program point L8650(line 8650) the Hoare annotation is: false [2022-07-12 11:17:14,447 INFO L895 garLoopResultBuilder]: At program point L8650-1(line 8650) the Hoare annotation is: false [2022-07-12 11:17:14,447 INFO L899 garLoopResultBuilder]: For program point L8650-2(line 8650) no Hoare annotation was computed. [2022-07-12 11:17:14,447 INFO L899 garLoopResultBuilder]: For program point L9278-1(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,447 INFO L899 garLoopResultBuilder]: For program point L9278-2(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,447 INFO L899 garLoopResultBuilder]: For program point L8667(lines 8667 8684) no Hoare annotation was computed. [2022-07-12 11:17:14,447 INFO L895 garLoopResultBuilder]: At program point L8634(line 8634) the Hoare annotation is: false [2022-07-12 11:17:14,447 INFO L895 garLoopResultBuilder]: At program point L9278-4(line 9278) the Hoare annotation is: false [2022-07-12 11:17:14,448 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2022-07-12 11:17:14,448 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|))) [2022-07-12 11:17:14,448 INFO L895 garLoopResultBuilder]: At program point L9278(line 9278) the Hoare annotation is: false [2022-07-12 11:17:14,448 INFO L899 garLoopResultBuilder]: For program point L9278-9(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,448 INFO L899 garLoopResultBuilder]: For program point L9278-10(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,448 INFO L895 garLoopResultBuilder]: At program point L9278-11(line 9278) the Hoare annotation is: false [2022-07-12 11:17:14,448 INFO L899 garLoopResultBuilder]: For program point L9278-12(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,448 INFO L899 garLoopResultBuilder]: For program point L8634-1(line 8634) no Hoare annotation was computed. [2022-07-12 11:17:14,448 INFO L895 garLoopResultBuilder]: At program point L8667-2(lines 8656 8684) the Hoare annotation is: false [2022-07-12 11:17:14,448 INFO L899 garLoopResultBuilder]: For program point L9278-5(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,449 INFO L895 garLoopResultBuilder]: At program point L8634-2(line 8634) the Hoare annotation is: false [2022-07-12 11:17:14,449 INFO L899 garLoopResultBuilder]: For program point L9278-6(line 9278) no Hoare annotation was computed. [2022-07-12 11:17:14,449 INFO L895 garLoopResultBuilder]: At program point L8634-3(line 8634) the Hoare annotation is: false [2022-07-12 11:17:14,449 INFO L899 garLoopResultBuilder]: For program point L8634-4(line 8634) no Hoare annotation was computed. [2022-07-12 11:17:14,449 INFO L895 garLoopResultBuilder]: At program point L9278-8(line 9278) the Hoare annotation is: false [2022-07-12 11:17:14,449 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-07-12 11:17:14,449 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: false [2022-07-12 11:17:14,449 INFO L899 garLoopResultBuilder]: For program point L8635-1(line 8635) no Hoare annotation was computed. [2022-07-12 11:17:14,449 INFO L899 garLoopResultBuilder]: For program point L6620-1(line 6620) no Hoare annotation was computed. [2022-07-12 11:17:14,449 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|))) [2022-07-12 11:17:14,450 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-07-12 11:17:14,450 INFO L895 garLoopResultBuilder]: At program point L8635-2(line 8635) the Hoare annotation is: false [2022-07-12 11:17:14,450 INFO L895 garLoopResultBuilder]: At program point L8635-3(line 8635) the Hoare annotation is: false [2022-07-12 11:17:14,450 INFO L899 garLoopResultBuilder]: For program point L8635-4(line 8635) no Hoare annotation was computed. [2022-07-12 11:17:14,450 INFO L895 garLoopResultBuilder]: At program point L9263-2(lines 9263 9284) the Hoare annotation is: false [2022-07-12 11:17:14,450 INFO L895 garLoopResultBuilder]: At program point L8817(line 8817) the Hoare annotation is: false [2022-07-12 11:17:14,450 INFO L895 garLoopResultBuilder]: At program point L8817-1(line 8817) the Hoare annotation is: false [2022-07-12 11:17:14,450 INFO L899 garLoopResultBuilder]: For program point L9263(lines 9263 9284) no Hoare annotation was computed. [2022-07-12 11:17:14,450 INFO L899 garLoopResultBuilder]: For program point L8817-2(line 8817) no Hoare annotation was computed. [2022-07-12 11:17:14,450 INFO L899 garLoopResultBuilder]: For program point L8669(lines 8669 8675) no Hoare annotation was computed. [2022-07-12 11:17:14,451 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2022-07-12 11:17:14,451 INFO L895 garLoopResultBuilder]: At program point L9280-4(line 9280) the Hoare annotation is: false [2022-07-12 11:17:14,451 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2022-07-12 11:17:14,451 INFO L899 garLoopResultBuilder]: For program point L9280-5(line 9280) no Hoare annotation was computed. [2022-07-12 11:17:14,451 INFO L895 garLoopResultBuilder]: At program point L9280-6(line 9280) the Hoare annotation is: false [2022-07-12 11:17:14,451 INFO L895 garLoopResultBuilder]: At program point L9280(line 9280) the Hoare annotation is: false [2022-07-12 11:17:14,451 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$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) .cse0) 0) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-12 11:17:14,452 INFO L899 garLoopResultBuilder]: For program point L9280-1(line 9280) no Hoare annotation was computed. [2022-07-12 11:17:14,452 INFO L895 garLoopResultBuilder]: At program point L6621(line 6621) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$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|))) [2022-07-12 11:17:14,452 INFO L899 garLoopResultBuilder]: For program point L9280-2(line 9280) no Hoare annotation was computed. [2022-07-12 11:17:14,452 INFO L895 garLoopResultBuilder]: At program point L8818(line 8818) the Hoare annotation is: false [2022-07-12 11:17:14,452 INFO L899 garLoopResultBuilder]: For program point L9280-7(line 9280) no Hoare annotation was computed. [2022-07-12 11:17:14,452 INFO L899 garLoopResultBuilder]: For program point L8686-1(line 8686) no Hoare annotation was computed. [2022-07-12 11:17:14,452 INFO L895 garLoopResultBuilder]: At program point L8818-1(line 8818) the Hoare annotation is: false [2022-07-12 11:17:14,452 INFO L895 garLoopResultBuilder]: At program point L9264(line 9264) the Hoare annotation is: false [2022-07-12 11:17:14,452 INFO L899 garLoopResultBuilder]: For program point L8818-2(line 8818) no Hoare annotation was computed. [2022-07-12 11:17:14,452 INFO L895 garLoopResultBuilder]: At program point L9264-1(line 9264) the Hoare annotation is: false [2022-07-12 11:17:14,453 INFO L895 garLoopResultBuilder]: At program point L8686(line 8686) the Hoare annotation is: false [2022-07-12 11:17:14,453 INFO L899 garLoopResultBuilder]: For program point L9264-2(line 9264) no Hoare annotation was computed. [2022-07-12 11:17:14,453 INFO L899 garLoopResultBuilder]: For program point L6622(line 6622) no Hoare annotation was computed. [2022-07-12 11:17:14,453 INFO L895 garLoopResultBuilder]: At program point L8670-1(line 8670) the Hoare annotation is: false [2022-07-12 11:17:14,453 INFO L899 garLoopResultBuilder]: For program point L9281-4(line 9281) no Hoare annotation was computed. [2022-07-12 11:17:14,453 INFO L899 garLoopResultBuilder]: For program point L8670-2(line 8670) no Hoare annotation was computed. [2022-07-12 11:17:14,453 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-07-12 11:17:14,453 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 11:17:14,453 INFO L895 garLoopResultBuilder]: At program point L8670-3(line 8670) the Hoare annotation is: false [2022-07-12 11:17:14,453 INFO L895 garLoopResultBuilder]: At program point L9281-6(line 9281) the Hoare annotation is: false [2022-07-12 11:17:14,454 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-07-12 11:17:14,454 INFO L895 garLoopResultBuilder]: At program point L8670-4(line 8670) the Hoare annotation is: false [2022-07-12 11:17:14,454 INFO L899 garLoopResultBuilder]: For program point L9281-7(line 9281) no Hoare annotation was computed. [2022-07-12 11:17:14,454 INFO L895 garLoopResultBuilder]: At program point L9281(line 9281) the Hoare annotation is: false [2022-07-12 11:17:14,454 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$.offset| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8)) 0) (not (= (select .cse0 (+ |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 8)) 0)) (not (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base| 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 32) 0)) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) [2022-07-12 11:17:14,454 INFO L899 garLoopResultBuilder]: For program point L9281-1(line 9281) no Hoare annotation was computed. [2022-07-12 11:17:14,454 INFO L895 garLoopResultBuilder]: At program point L9248-1(line 9248) the Hoare annotation is: (and (not (= (select (select |#memory_$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$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) 32) 0)) (< 0 |#StackHeapBarrier|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|)) [2022-07-12 11:17:14,454 INFO L899 garLoopResultBuilder]: For program point L9281-2(line 9281) no Hoare annotation was computed. [2022-07-12 11:17:14,454 INFO L899 garLoopResultBuilder]: For program point L9248-2(line 9248) no Hoare annotation was computed. [2022-07-12 11:17:14,454 INFO L895 garLoopResultBuilder]: At program point L8670(line 8670) the Hoare annotation is: false [2022-07-12 11:17:14,455 INFO L895 garLoopResultBuilder]: At program point L9281-3(line 9281) the Hoare annotation is: false [2022-07-12 11:17:14,455 INFO L899 garLoopResultBuilder]: For program point L8687-2(line 8687) no Hoare annotation was computed. [2022-07-12 11:17:14,455 INFO L895 garLoopResultBuilder]: At program point L9265(line 9265) the Hoare annotation is: false [2022-07-12 11:17:14,455 INFO L899 garLoopResultBuilder]: For program point L9265-1(line 9265) no Hoare annotation was computed. [2022-07-12 11:17:14,455 INFO L895 garLoopResultBuilder]: At program point L8687(line 8687) the Hoare annotation is: false [2022-07-12 11:17:14,455 INFO L895 garLoopResultBuilder]: At program point L8687-1(line 8687) the Hoare annotation is: false [2022-07-12 11:17:14,455 INFO L899 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2022-07-12 11:17:14,455 INFO L895 garLoopResultBuilder]: At program point L6623(line 6623) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 8))) (and (not (= (select (select |#memory_$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|))) [2022-07-12 11:17:14,455 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-07-12 11:17:14,455 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-07-12 11:17:14,456 INFO L899 garLoopResultBuilder]: For program point L8671(line 8671) no Hoare annotation was computed. [2022-07-12 11:17:14,456 INFO L899 garLoopResultBuilder]: For program point L8638(lines 8638 8652) no Hoare annotation was computed. [2022-07-12 11:17:14,456 INFO L899 garLoopResultBuilder]: For program point L9266(line 9266) no Hoare annotation was computed. [2022-07-12 11:17:14,456 INFO L895 garLoopResultBuilder]: At program point L8688(line 8688) the Hoare annotation is: false [2022-07-12 11:17:14,456 INFO L895 garLoopResultBuilder]: At program point L9266-2(line 9266) the Hoare annotation is: false [2022-07-12 11:17:14,456 INFO L899 garLoopResultBuilder]: For program point L8688-1(line 8688) no Hoare annotation was computed. [2022-07-12 11:17:14,456 INFO L899 garLoopResultBuilder]: For program point L9266-3(line 9266) no Hoare annotation was computed. [2022-07-12 11:17:14,456 INFO L895 garLoopResultBuilder]: At program point L8688-2(lines 8627 8689) the Hoare annotation is: false [2022-07-12 11:17:14,456 INFO L895 garLoopResultBuilder]: At program point L9250(line 9250) the Hoare annotation is: false [2022-07-12 11:17:14,456 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-07-12 11:17:14,457 INFO L899 garLoopResultBuilder]: For program point L6624-1(line 6624) no Hoare annotation was computed. [2022-07-12 11:17:14,457 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|))) [2022-07-12 11:17:14,457 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-07-12 11:17:14,457 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|)) [2022-07-12 11:17:14,457 INFO L899 garLoopResultBuilder]: For program point L9250-2(line 9250) no Hoare annotation was computed. [2022-07-12 11:17:14,457 INFO L895 garLoopResultBuilder]: At program point L8672(line 8672) the Hoare annotation is: false [2022-07-12 11:17:14,457 INFO L895 garLoopResultBuilder]: At program point L8672-1(line 8672) the Hoare annotation is: false [2022-07-12 11:17:14,457 INFO L899 garLoopResultBuilder]: For program point L8672-2(line 8672) no Hoare annotation was computed. [2022-07-12 11:17:14,457 INFO L895 garLoopResultBuilder]: At program point L8821(line 8821) the Hoare annotation is: false [2022-07-12 11:17:14,457 INFO L899 garLoopResultBuilder]: For program point L8821-1(line 8821) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L895 garLoopResultBuilder]: At program point L9267(line 9267) the Hoare annotation is: false [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point L9267-1(line 9267) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L895 garLoopResultBuilder]: At program point L9201(line 9201) the Hoare annotation is: false [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point L8656(lines 8656 8684) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point L9201-1(line 9201) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-12 11:17:14,458 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-12 11:17:14,459 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-12 11:17:14,459 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateEXIT(lines 9232 9237) no Hoare annotation was computed. [2022-07-12 11:17:14,459 INFO L899 garLoopResultBuilder]: For program point L9234-1(line 9234) no Hoare annotation was computed. [2022-07-12 11:17:14,459 INFO L902 garLoopResultBuilder]: At program point is_ends_valid_stateENTRY(lines 9232 9237) the Hoare annotation is: true [2022-07-12 11:17:14,459 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateFINAL(lines 9232 9237) no Hoare annotation was computed. [2022-07-12 11:17:14,459 INFO L902 garLoopResultBuilder]: At program point L9235(line 9235) the Hoare annotation is: true [2022-07-12 11:17:14,459 INFO L902 garLoopResultBuilder]: At program point L9234(line 9234) the Hoare annotation is: true [2022-07-12 11:17:14,459 INFO L899 garLoopResultBuilder]: For program point L9235-1(line 9235) no Hoare annotation was computed. [2022-07-12 11:17:14,461 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] [2022-07-12 11:17:14,464 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 11:17:14,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 11:17:14 BoogieIcfgContainer [2022-07-12 11:17:14,478 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 11:17:14,479 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 11:17:14,479 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 11:17:14,479 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 11:17:14,479 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:15:56" (3/4) ... [2022-07-12 11:17:14,481 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 11:17:14,500 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_from_empty_array [2022-07-12 11:17:14,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_front_valid_state [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2022-07-12 11:17:14,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2022-07-12 11:17:14,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2022-07-12 11:17:14,516 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 156 nodes and edges [2022-07-12 11:17:14,518 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-07-12 11:17:14,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-07-12 11:17:14,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-07-12 11:17:14,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-12 11:17:14,523 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-12 11:17:14,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 11:17:14,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 11:17:14,848 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 11:17:14,848 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 11:17:14,848 INFO L158 Benchmark]: Toolchain (without parser) took 81395.03ms. Allocated memory was 113.2MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 69.2MB in the beginning and 883.0MB in the end (delta: -813.8MB). Peak memory consumption was 228.0MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,848 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 11:17:14,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1928.79ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 69.0MB in the beginning and 53.1MB in the end (delta: 15.9MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.29ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 53.1MB in the beginning and 174.0MB in the end (delta: -120.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,849 INFO L158 Benchmark]: Boogie Preprocessor took 59.19ms. Allocated memory is still 241.2MB. Free memory was 174.0MB in the beginning and 164.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,849 INFO L158 Benchmark]: RCFGBuilder took 1226.51ms. Allocated memory is still 241.2MB. Free memory was 164.6MB in the beginning and 147.0MB in the end (delta: 17.5MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,849 INFO L158 Benchmark]: TraceAbstraction took 77604.36ms. Allocated memory was 241.2MB in the beginning and 1.2GB in the end (delta: 914.4MB). Free memory was 146.0MB in the beginning and 1.0GB in the end (delta: -876.5MB). Peak memory consumption was 667.8MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,849 INFO L158 Benchmark]: Witness Printer took 369.16ms. Allocated memory is still 1.2GB. Free memory was 1.0GB in the beginning and 883.0MB in the end (delta: 139.5MB). Peak memory consumption was 140.5MB. Max. memory is 16.1GB. [2022-07-12 11:17:14,850 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 77.6MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1928.79ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 69.0MB in the beginning and 53.1MB in the end (delta: 15.9MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.29ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 53.1MB in the beginning and 174.0MB in the end (delta: -120.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.19ms. Allocated memory is still 241.2MB. Free memory was 174.0MB in the beginning and 164.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1226.51ms. Allocated memory is still 241.2MB. Free memory was 164.6MB in the beginning and 147.0MB in the end (delta: 17.5MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. * TraceAbstraction took 77604.36ms. Allocated memory was 241.2MB in the beginning and 1.2GB in the end (delta: 914.4MB). Free memory was 146.0MB in the beginning and 1.0GB in the end (delta: -876.5MB). Peak memory consumption was 667.8MB. Max. memory is 16.1GB. * Witness Printer took 369.16ms. Allocated memory is still 1.2GB. Free memory was 1.0GB in the beginning and 883.0MB in the end (delta: 139.5MB). Peak memory consumption was 140.5MB. 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: 77.6s, OverallIterations: 31, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 25.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4462 SdHoareTripleChecker+Valid, 20.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3962 mSDsluCounter, 95730 SdHoareTripleChecker+Invalid, 17.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 12390 IncrementalHoareTripleChecker+Unchecked, 79568 mSDsCounter, 2827 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34281 IncrementalHoareTripleChecker+Invalid, 49498 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2827 mSolverCounterUnsat, 16162 mSDtfsCounter, 34281 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12021 GetRequests, 11299 SyntacticMatches, 90 SemanticMatches, 632 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 6588 ImplicationChecksByTransitivity, 14.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=616occurred in iteration=30, InterpolantAutomatonStates: 421, 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, 558 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 168 LocationsWithAnnotation, 7122 PreInvPairs, 7137 NumberOfFragments, 922 HoareAnnotationTreeSize, 7122 FomulaSimplifications, 33 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 168 FomulaSimplificationsInter, 2375 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 12.5s SatisfiabilityAnalysisTime, 24.0s 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! [2022-07-12 11:17:14,886 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