./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_up_to_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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_up_to_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 a99219981ed729bbe98ee164646a9fab36b2f68695363dc5b6e7677163d6c74b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-16 21:52:04,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 21:52:04,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 21:52:04,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 21:52:04,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 21:52:04,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 21:52:04,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 21:52:04,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 21:52:04,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 21:52:04,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 21:52:04,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 21:52:04,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 21:52:04,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 21:52:04,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 21:52:04,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 21:52:04,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 21:52:04,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 21:52:04,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 21:52:04,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 21:52:04,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 21:52:04,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 21:52:04,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 21:52:04,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 21:52:04,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 21:52:04,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 21:52:04,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 21:52:04,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 21:52:04,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 21:52:04,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 21:52:04,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 21:52:04,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 21:52:04,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 21:52:04,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 21:52:04,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 21:52:04,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 21:52:04,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 21:52:04,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 21:52:04,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 21:52:04,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 21:52:04,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 21:52:04,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 21:52:04,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 21:52:04,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 21:52:04,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 21:52:04,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 21:52:04,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 21:52:04,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 21:52:04,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 21:52:04,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 21:52:04,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 21:52:04,339 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 21:52:04,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 21:52:04,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 21:52:04,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 21:52:04,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 21:52:04,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 21:52:04,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 21:52:04,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 21:52:04,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 21:52:04,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 21:52:04,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 21:52:04,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 21:52:04,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 21:52:04,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:52:04,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 21:52:04,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 21:52:04,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 21:52:04,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 21:52:04,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 21:52:04,344 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 21:52:04,344 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 21:52:04,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 21:52:04,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 21:52:04,345 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a99219981ed729bbe98ee164646a9fab36b2f68695363dc5b6e7677163d6c74b [2021-11-16 21:52:04,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 21:52:04,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 21:52:04,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 21:52:04,613 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 21:52:04,615 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 21:52:04,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_up_to_harness.i [2021-11-16 21:52:04,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076f01bf7/4a56720c9b044f3da43550bf21bb7541/FLAG513843d95 [2021-11-16 21:52:05,469 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 21:52:05,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_up_to_harness.i [2021-11-16 21:52:05,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076f01bf7/4a56720c9b044f3da43550bf21bb7541/FLAG513843d95 [2021-11-16 21:52:05,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076f01bf7/4a56720c9b044f3da43550bf21bb7541 [2021-11-16 21:52:05,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 21:52:05,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 21:52:05,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 21:52:05,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 21:52:05,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 21:52:05,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:52:05" (1/1) ... [2021-11-16 21:52:05,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@397520cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:05, skipping insertion in model container [2021-11-16 21:52:05,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:52:05" (1/1) ... [2021-11-16 21:52:05,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 21:52:05,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 21:52:05,869 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_up_to_harness.i[4503,4516] [2021-11-16 21:52:05,876 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_up_to_harness.i[4563,4576] [2021-11-16 21:52:05,905 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-16 21:52:05,911 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-16 21:52:06,535 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,536 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,537 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,537 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,538 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,548 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,551 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,554 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,555 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:06,794 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-16 21:52:06,796 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-16 21:52:06,797 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-16 21:52:06,798 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-16 21:52:06,801 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-16 21:52:06,803 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-16 21:52:06,804 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-16 21:52:06,805 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-16 21:52:06,806 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-16 21:52:06,808 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-16 21:52:06,946 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-16 21:52:07,013 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,014 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,095 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:52:07,150 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 21:52:07,173 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_up_to_harness.i[4503,4516] [2021-11-16 21:52:07,174 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_up_to_harness.i[4563,4576] [2021-11-16 21:52:07,176 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-16 21:52:07,177 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-16 21:52:07,220 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,224 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,225 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,225 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,226 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,231 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,231 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,232 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,232 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,259 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-16 21:52:07,260 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-16 21:52:07,260 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-16 21:52:07,267 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-16 21:52:07,269 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-16 21:52:07,269 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-16 21:52:07,270 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-16 21:52:07,270 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-16 21:52:07,271 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-16 21:52:07,271 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-16 21:52:07,294 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-16 21:52:07,379 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,395 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:52:07,464 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:52:07,688 INFO L208 MainTranslator]: Completed translation [2021-11-16 21:52:07,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07 WrapperNode [2021-11-16 21:52:07,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 21:52:07,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 21:52:07,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 21:52:07,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 21:52:07,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,919 INFO L137 Inliner]: procedures = 697, calls = 2925, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1199 [2021-11-16 21:52:07,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 21:52:07,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 21:52:07,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 21:52:07,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 21:52:07,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:07,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:08,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:08,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 21:52:08,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 21:52:08,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 21:52:08,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 21:52:08,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (1/1) ... [2021-11-16 21:52:08,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:52:08,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:08,068 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) [2021-11-16 21:52:08,106 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 [2021-11-16 21:52:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-16 21:52:08,142 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-16 21:52:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2021-11-16 21:52:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2021-11-16 21:52:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 21:52:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-16 21:52:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-16 21:52:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2021-11-16 21:52:08,144 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2021-11-16 21:52:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 21:52:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-16 21:52:08,145 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-16 21:52:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-16 21:52:08,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-16 21:52:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 21:52:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 21:52:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 21:52:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2021-11-16 21:52:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2021-11-16 21:52:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 21:52:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 21:52:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-16 21:52:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-16 21:52:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2021-11-16 21:52:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2021-11-16 21:52:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-16 21:52:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-16 21:52:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2021-11-16 21:52:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2021-11-16 21:52:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 21:52:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 21:52:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 21:52:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2021-11-16 21:52:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2021-11-16 21:52:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2021-11-16 21:52:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2021-11-16 21:52:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-16 21:52:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-16 21:52:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2021-11-16 21:52:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2021-11-16 21:52:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2021-11-16 21:52:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2021-11-16 21:52:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-16 21:52:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-16 21:52:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 21:52:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2021-11-16 21:52:08,151 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2021-11-16 21:52:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2021-11-16 21:52:08,151 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2021-11-16 21:52:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2021-11-16 21:52:08,151 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2021-11-16 21:52:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2021-11-16 21:52:08,152 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2021-11-16 21:52:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 21:52:08,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 21:52:08,456 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 21:52:10,075 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 21:52:10,091 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 21:52:10,092 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 21:52:10,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:52:10 BoogieIcfgContainer [2021-11-16 21:52:10,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 21:52:10,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 21:52:10,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 21:52:10,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 21:52:10,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:52:05" (1/3) ... [2021-11-16 21:52:10,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e89a162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:52:10, skipping insertion in model container [2021-11-16 21:52:10,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:07" (2/3) ... [2021-11-16 21:52:10,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e89a162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:52:10, skipping insertion in model container [2021-11-16 21:52:10,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:52:10" (3/3) ... [2021-11-16 21:52:10,107 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_acquire_up_to_harness.i [2021-11-16 21:52:10,112 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 21:52:10,112 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-16 21:52:10,167 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 21:52:10,176 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 21:52:10,177 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-16 21:52:10,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 409 states, 232 states have (on average 1.2112068965517242) internal successors, (281), 234 states have internal predecessors, (281), 154 states have call successors, (154), 20 states have call predecessors, (154), 20 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2021-11-16 21:52:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-16 21:52:10,222 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:10,227 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:52:10,228 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:10,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:10,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1080850555, now seen corresponding path program 1 times [2021-11-16 21:52:10,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:10,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977414819] [2021-11-16 21:52:10,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:10,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-16 21:52:10,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:10,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977414819] [2021-11-16 21:52:10,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977414819] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:10,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:52:10,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-16 21:52:10,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7952140] [2021-11-16 21:52:10,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:10,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-16 21:52:10,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:10,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-16 21:52:10,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 21:52:10,816 INFO L87 Difference]: Start difference. First operand has 409 states, 232 states have (on average 1.2112068965517242) internal successors, (281), 234 states have internal predecessors, (281), 154 states have call successors, (154), 20 states have call predecessors, (154), 20 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) 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) [2021-11-16 21:52:12,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:12,027 INFO L93 Difference]: Finished difference Result 812 states and 1289 transitions. [2021-11-16 21:52:12,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 21:52:12,029 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 [2021-11-16 21:52:12,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:12,042 INFO L225 Difference]: With dead ends: 812 [2021-11-16 21:52:12,044 INFO L226 Difference]: Without dead ends: 403 [2021-11-16 21:52:12,056 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:52:12,059 INFO L933 BasicCegarLoop]: 567 mSDtfsCounter, 118 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:12,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 727 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-16 21:52:12,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2021-11-16 21:52:12,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 403. [2021-11-16 21:52:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 227 states have (on average 1.2026431718061674) internal successors, (273), 229 states have internal predecessors, (273), 154 states have call successors, (154), 20 states have call predecessors, (154), 20 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2021-11-16 21:52:12,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 580 transitions. [2021-11-16 21:52:12,174 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 580 transitions. Word has length 52 [2021-11-16 21:52:12,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:12,176 INFO L470 AbstractCegarLoop]: Abstraction has 403 states and 580 transitions. [2021-11-16 21:52:12,177 INFO L471 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) [2021-11-16 21:52:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 580 transitions. [2021-11-16 21:52:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-16 21:52:12,181 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:12,181 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:52:12,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-16 21:52:12,182 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:12,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:12,183 INFO L85 PathProgramCache]: Analyzing trace with hash 135004093, now seen corresponding path program 1 times [2021-11-16 21:52:12,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:12,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645492856] [2021-11-16 21:52:12,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:12,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-16 21:52:12,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:12,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645492856] [2021-11-16 21:52:12,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645492856] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:12,560 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:52:12,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-16 21:52:12,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546064629] [2021-11-16 21:52:12,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:12,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-16 21:52:12,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:12,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-16 21:52:12,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-16 21:52:12,565 INFO L87 Difference]: Start difference. First operand 403 states and 580 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) [2021-11-16 21:52:13,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:13,779 INFO L93 Difference]: Finished difference Result 801 states and 1203 transitions. [2021-11-16 21:52:13,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-16 21:52:13,780 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 [2021-11-16 21:52:13,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:13,783 INFO L225 Difference]: With dead ends: 801 [2021-11-16 21:52:13,784 INFO L226 Difference]: Without dead ends: 415 [2021-11-16 21:52:13,786 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:52:13,788 INFO L933 BasicCegarLoop]: 552 mSDtfsCounter, 158 mSDsluCounter, 2377 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 2929 SdHoareTripleChecker+Invalid, 993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:13,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [174 Valid, 2929 Invalid, 993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-16 21:52:13,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2021-11-16 21:52:13,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 415. [2021-11-16 21:52:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 236 states have (on average 1.2076271186440677) internal successors, (285), 238 states have internal predecessors, (285), 155 states have call successors, (155), 22 states have call predecessors, (155), 22 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2021-11-16 21:52:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 594 transitions. [2021-11-16 21:52:13,811 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 594 transitions. Word has length 52 [2021-11-16 21:52:13,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:13,812 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 594 transitions. [2021-11-16 21:52:13,812 INFO L471 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) [2021-11-16 21:52:13,812 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 594 transitions. [2021-11-16 21:52:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-16 21:52:13,814 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:13,815 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:52:13,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-16 21:52:13,815 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:13,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:13,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1441797306, now seen corresponding path program 1 times [2021-11-16 21:52:13,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:13,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755297806] [2021-11-16 21:52:13,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:13,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-16 21:52:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-16 21:52:14,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:14,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755297806] [2021-11-16 21:52:14,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755297806] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:14,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417243863] [2021-11-16 21:52:14,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:14,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:14,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:14,314 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) [2021-11-16 21:52:14,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-16 21:52:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:14,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 2519 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-16 21:52:14,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-16 21:52:15,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:15,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417243863] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:15,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:15,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-11-16 21:52:15,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594932659] [2021-11-16 21:52:15,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:15,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:15,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:15,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:15,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-11-16 21:52:15,054 INFO L87 Difference]: Start difference. First operand 415 states and 594 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) [2021-11-16 21:52:15,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:15,139 INFO L93 Difference]: Finished difference Result 431 states and 613 transitions. [2021-11-16 21:52:15,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:15,139 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 [2021-11-16 21:52:15,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:15,143 INFO L225 Difference]: With dead ends: 431 [2021-11-16 21:52:15,144 INFO L226 Difference]: Without dead ends: 428 [2021-11-16 21:52:15,144 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:52:15,145 INFO L933 BasicCegarLoop]: 580 mSDtfsCounter, 26 mSDsluCounter, 2861 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 3441 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:15,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 3441 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:52:15,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2021-11-16 21:52:15,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 428. [2021-11-16 21:52:15,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 246 states have (on average 1.2154471544715446) internal successors, (299), 248 states have internal predecessors, (299), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2021-11-16 21:52:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 610 transitions. [2021-11-16 21:52:15,167 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 610 transitions. Word has length 85 [2021-11-16 21:52:15,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:15,168 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 610 transitions. [2021-11-16 21:52:15,168 INFO L471 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) [2021-11-16 21:52:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 610 transitions. [2021-11-16 21:52:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-16 21:52:15,173 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:15,173 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:15,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:15,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:15,400 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:15,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:15,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1782702804, now seen corresponding path program 1 times [2021-11-16 21:52:15,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:15,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78869769] [2021-11-16 21:52:15,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:15,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-16 21:52:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-16 21:52:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-16 21:52:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-16 21:52:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-16 21:52:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-16 21:52:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-11-16 21:52:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:15,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-16 21:52:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-11-16 21:52:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-16 21:52:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,097 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-11-16 21:52:16,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:16,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78869769] [2021-11-16 21:52:16,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78869769] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:16,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693847853] [2021-11-16 21:52:16,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:16,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:16,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:16,100 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) [2021-11-16 21:52:16,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-16 21:52:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:16,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 3170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 21:52:16,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-16 21:52:17,159 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:17,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693847853] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:17,159 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:17,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 6 [2021-11-16 21:52:17,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114012551] [2021-11-16 21:52:17,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:17,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:52:17,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:17,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:52:17,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-16 21:52:17,162 INFO L87 Difference]: Start difference. First operand 428 states and 610 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-16 21:52:17,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:17,213 INFO L93 Difference]: Finished difference Result 821 states and 1189 transitions. [2021-11-16 21:52:17,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 21:52:17,214 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 259 [2021-11-16 21:52:17,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:17,217 INFO L225 Difference]: With dead ends: 821 [2021-11-16 21:52:17,218 INFO L226 Difference]: Without dead ends: 432 [2021-11-16 21:52:17,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:52:17,220 INFO L933 BasicCegarLoop]: 575 mSDtfsCounter, 3 mSDsluCounter, 1146 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1721 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 [2021-11-16 21:52:17,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 1721 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:52:17,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2021-11-16 21:52:17,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 430. [2021-11-16 21:52:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 248 states have (on average 1.2137096774193548) internal successors, (301), 250 states have internal predecessors, (301), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2021-11-16 21:52:17,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 612 transitions. [2021-11-16 21:52:17,240 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 612 transitions. Word has length 259 [2021-11-16 21:52:17,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:17,241 INFO L470 AbstractCegarLoop]: Abstraction has 430 states and 612 transitions. [2021-11-16 21:52:17,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-16 21:52:17,242 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 612 transitions. [2021-11-16 21:52:17,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-16 21:52:17,245 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:17,245 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:17,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:17,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-16 21:52:17,457 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:17,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:17,457 INFO L85 PathProgramCache]: Analyzing trace with hash -391632620, now seen corresponding path program 1 times [2021-11-16 21:52:17,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:17,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604533306] [2021-11-16 21:52:17,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:17,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-16 21:52:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-16 21:52:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-16 21:52:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-16 21:52:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-16 21:52:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-16 21:52:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-11-16 21:52:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:17,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:18,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:18,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-16 21:52:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:18,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-11-16 21:52:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:18,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-16 21:52:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:18,032 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2021-11-16 21:52:18,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:18,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604533306] [2021-11-16 21:52:18,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604533306] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:18,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931805873] [2021-11-16 21:52:18,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:18,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:18,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:18,035 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) [2021-11-16 21:52:18,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-16 21:52:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:18,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 3160 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-16 21:52:18,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:19,075 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2021-11-16 21:52:19,075 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:19,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931805873] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:19,075 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:19,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-11-16 21:52:19,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137594938] [2021-11-16 21:52:19,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:19,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:19,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:19,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:19,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-11-16 21:52:19,078 INFO L87 Difference]: Start difference. First operand 430 states and 612 transitions. Second operand has 7 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2021-11-16 21:52:19,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:19,188 INFO L93 Difference]: Finished difference Result 788 states and 1126 transitions. [2021-11-16 21:52:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:19,189 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 259 [2021-11-16 21:52:19,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:19,192 INFO L225 Difference]: With dead ends: 788 [2021-11-16 21:52:19,193 INFO L226 Difference]: Without dead ends: 440 [2021-11-16 21:52:19,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-11-16 21:52:19,196 INFO L933 BasicCegarLoop]: 581 mSDtfsCounter, 17 mSDsluCounter, 2868 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3449 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:19,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 3449 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:52:19,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2021-11-16 21:52:19,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 440. [2021-11-16 21:52:19,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 255 states have (on average 1.2117647058823529) internal successors, (309), 257 states have internal predecessors, (309), 157 states have call successors, (157), 26 states have call predecessors, (157), 26 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2021-11-16 21:52:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 622 transitions. [2021-11-16 21:52:19,217 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 622 transitions. Word has length 259 [2021-11-16 21:52:19,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:19,218 INFO L470 AbstractCegarLoop]: Abstraction has 440 states and 622 transitions. [2021-11-16 21:52:19,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2021-11-16 21:52:19,218 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 622 transitions. [2021-11-16 21:52:19,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-16 21:52:19,222 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:19,222 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:19,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:19,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:19,439 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:19,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:19,440 INFO L85 PathProgramCache]: Analyzing trace with hash 338403982, now seen corresponding path program 1 times [2021-11-16 21:52:19,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:19,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520412865] [2021-11-16 21:52:19,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:19,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-16 21:52:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-16 21:52:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-16 21:52:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-16 21:52:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-16 21:52:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-16 21:52:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-11-16 21:52:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-16 21:52:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-11-16 21:52:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-16 21:52:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-11-16 21:52:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:19,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-16 21:52:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2021-11-16 21:52:20,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:20,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520412865] [2021-11-16 21:52:20,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520412865] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:20,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497012362] [2021-11-16 21:52:20,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:20,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:20,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:20,010 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) [2021-11-16 21:52:20,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-16 21:52:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:20,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 3212 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-16 21:52:20,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:21,135 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-16 21:52:21,135 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:21,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [497012362] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:21,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:21,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-11-16 21:52:21,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736295740] [2021-11-16 21:52:21,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:21,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:21,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:21,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:21,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-11-16 21:52:21,138 INFO L87 Difference]: Start difference. First operand 440 states and 622 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 4 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2021-11-16 21:52:21,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:21,959 INFO L93 Difference]: Finished difference Result 844 states and 1210 transitions. [2021-11-16 21:52:21,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 21:52:21,960 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 4 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 269 [2021-11-16 21:52:21,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:21,969 INFO L225 Difference]: With dead ends: 844 [2021-11-16 21:52:21,969 INFO L226 Difference]: Without dead ends: 443 [2021-11-16 21:52:21,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-11-16 21:52:21,979 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 588 mSDsluCounter, 1494 mSDsCounter, 0 mSdLazyCounter, 664 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 1917 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:21,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [588 Valid, 1917 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 664 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-16 21:52:21,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-11-16 21:52:22,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2021-11-16 21:52:22,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 257 states have (on average 1.2101167315175096) internal successors, (311), 260 states have internal predecessors, (311), 157 states have call successors, (157), 26 states have call predecessors, (157), 27 states have return successors, (168), 156 states have call predecessors, (168), 156 states have call successors, (168) [2021-11-16 21:52:22,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 636 transitions. [2021-11-16 21:52:22,009 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 636 transitions. Word has length 269 [2021-11-16 21:52:22,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:22,010 INFO L470 AbstractCegarLoop]: Abstraction has 443 states and 636 transitions. [2021-11-16 21:52:22,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 4 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2021-11-16 21:52:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 636 transitions. [2021-11-16 21:52:22,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-16 21:52:22,014 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:22,014 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:22,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:22,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:22,239 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:22,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:22,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1357424935, now seen corresponding path program 1 times [2021-11-16 21:52:22,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:22,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304009170] [2021-11-16 21:52:22,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:22,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-16 21:52:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-16 21:52:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-16 21:52:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-16 21:52:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-16 21:52:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-16 21:52:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-16 21:52:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-16 21:52:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-16 21:52:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-11-16 21:52:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-16 21:52:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-11-16 21:52:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-16 21:52:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-11-16 21:52:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-16 21:52:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-11-16 21:52:22,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:22,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304009170] [2021-11-16 21:52:22,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304009170] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:22,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256572191] [2021-11-16 21:52:22,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:22,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:22,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:22,815 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) [2021-11-16 21:52:22,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-16 21:52:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:23,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 3228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-16 21:52:23,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:23,929 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-16 21:52:23,929 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:23,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256572191] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:23,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:23,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2021-11-16 21:52:23,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261913609] [2021-11-16 21:52:23,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:23,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-16 21:52:23,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:23,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-16 21:52:23,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-11-16 21:52:23,931 INFO L87 Difference]: Start difference. First operand 443 states and 636 transitions. Second operand has 8 states, 7 states have (on average 14.428571428571429) internal successors, (101), 8 states have internal predecessors, (101), 5 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 5 states have call predecessors, (36), 5 states have call successors, (36) [2021-11-16 21:52:24,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:24,864 INFO L93 Difference]: Finished difference Result 819 states and 1185 transitions. [2021-11-16 21:52:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:24,864 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 14.428571428571429) internal successors, (101), 8 states have internal predecessors, (101), 5 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 5 states have call predecessors, (36), 5 states have call successors, (36) Word has length 271 [2021-11-16 21:52:24,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:24,871 INFO L225 Difference]: With dead ends: 819 [2021-11-16 21:52:24,871 INFO L226 Difference]: Without dead ends: 443 [2021-11-16 21:52:24,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-11-16 21:52:24,878 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 710 mSDsluCounter, 1749 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 2157 SdHoareTripleChecker+Invalid, 1161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:24,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [710 Valid, 2157 Invalid, 1161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-16 21:52:24,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-11-16 21:52:24,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2021-11-16 21:52:24,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 257 states have (on average 1.2101167315175096) internal successors, (311), 260 states have internal predecessors, (311), 157 states have call successors, (157), 26 states have call predecessors, (157), 27 states have return successors, (158), 156 states have call predecessors, (158), 156 states have call successors, (158) [2021-11-16 21:52:24,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 626 transitions. [2021-11-16 21:52:24,905 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 626 transitions. Word has length 271 [2021-11-16 21:52:24,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:24,905 INFO L470 AbstractCegarLoop]: Abstraction has 443 states and 626 transitions. [2021-11-16 21:52:24,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 14.428571428571429) internal successors, (101), 8 states have internal predecessors, (101), 5 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 5 states have call predecessors, (36), 5 states have call successors, (36) [2021-11-16 21:52:24,906 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 626 transitions. [2021-11-16 21:52:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-16 21:52:24,910 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:24,910 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:24,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:25,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:25,129 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:25,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:25,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1106925038, now seen corresponding path program 1 times [2021-11-16 21:52:25,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:25,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322483219] [2021-11-16 21:52:25,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:25,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-16 21:52:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-16 21:52:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-16 21:52:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-16 21:52:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-16 21:52:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-16 21:52:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-16 21:52:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-16 21:52:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-16 21:52:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-11-16 21:52:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-16 21:52:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-16 21:52:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-16 21:52:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-11-16 21:52:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-11-16 21:52:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:25,641 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-16 21:52:25,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:25,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322483219] [2021-11-16 21:52:25,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322483219] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:25,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184383670] [2021-11-16 21:52:25,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:25,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:25,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:25,644 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) [2021-11-16 21:52:25,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-16 21:52:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:26,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 3244 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-16 21:52:26,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2021-11-16 21:52:26,716 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:26,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184383670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:26,717 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:26,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2021-11-16 21:52:26,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414608525] [2021-11-16 21:52:26,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:26,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 21:52:26,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:26,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 21:52:26,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-11-16 21:52:26,719 INFO L87 Difference]: Start difference. First operand 443 states and 626 transitions. Second operand has 6 states, 5 states have (on average 17.0) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:26,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:26,833 INFO L93 Difference]: Finished difference Result 885 states and 1250 transitions. [2021-11-16 21:52:26,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 21:52:26,834 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.0) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 273 [2021-11-16 21:52:26,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:26,838 INFO L225 Difference]: With dead ends: 885 [2021-11-16 21:52:26,839 INFO L226 Difference]: Without dead ends: 454 [2021-11-16 21:52:26,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:26,842 INFO L933 BasicCegarLoop]: 567 mSDtfsCounter, 7 mSDsluCounter, 1668 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2235 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:26,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 2235 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:26,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-11-16 21:52:26,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 450. [2021-11-16 21:52:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.2030651340996168) internal successors, (314), 265 states have internal predecessors, (314), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 633 transitions. [2021-11-16 21:52:26,867 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 633 transitions. Word has length 273 [2021-11-16 21:52:26,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:26,868 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 633 transitions. [2021-11-16 21:52:26,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.0) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 633 transitions. [2021-11-16 21:52:26,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-16 21:52:26,872 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:26,873 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:26,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:27,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:27,088 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:27,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:27,088 INFO L85 PathProgramCache]: Analyzing trace with hash -931612834, now seen corresponding path program 1 times [2021-11-16 21:52:27,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:27,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301563017] [2021-11-16 21:52:27,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:27,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-16 21:52:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-16 21:52:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-16 21:52:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-11-16 21:52:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-16 21:52:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-16 21:52:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-16 21:52:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-16 21:52:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-11-16 21:52:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-16 21:52:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:52:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-11-16 21:52:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-11-16 21:52:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-16 21:52:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-11-16 21:52:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-11-16 21:52:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-16 21:52:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2021-11-16 21:52:27,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:27,582 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301563017] [2021-11-16 21:52:27,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301563017] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:27,582 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111522553] [2021-11-16 21:52:27,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:27,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:27,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:27,584 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) [2021-11-16 21:52:27,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-16 21:52:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:28,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 3248 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-16 21:52:28,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:28,567 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-11-16 21:52:28,567 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:28,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111522553] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:28,567 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:28,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2021-11-16 21:52:28,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184735244] [2021-11-16 21:52:28,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:28,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 21:52:28,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:28,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 21:52:28,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-11-16 21:52:28,569 INFO L87 Difference]: Start difference. First operand 450 states and 633 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-11-16 21:52:28,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:28,646 INFO L93 Difference]: Finished difference Result 871 states and 1263 transitions. [2021-11-16 21:52:28,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 21:52:28,647 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 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 275 [2021-11-16 21:52:28,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:28,650 INFO L225 Difference]: With dead ends: 871 [2021-11-16 21:52:28,650 INFO L226 Difference]: Without dead ends: 450 [2021-11-16 21:52:28,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:28,654 INFO L933 BasicCegarLoop]: 574 mSDtfsCounter, 7 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2272 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:28,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 2272 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:52:28,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2021-11-16 21:52:28,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2021-11-16 21:52:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1954022988505748) internal successors, (312), 265 states have internal predecessors, (312), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 631 transitions. [2021-11-16 21:52:28,676 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 631 transitions. Word has length 275 [2021-11-16 21:52:28,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:28,677 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 631 transitions. [2021-11-16 21:52:28,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-11-16 21:52:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 631 transitions. [2021-11-16 21:52:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-16 21:52:28,680 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:28,680 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:28,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:28,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:28,908 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:28,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:28,908 INFO L85 PathProgramCache]: Analyzing trace with hash -73187568, now seen corresponding path program 1 times [2021-11-16 21:52:28,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:28,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060015337] [2021-11-16 21:52:28,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:28,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-16 21:52:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-16 21:52:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-16 21:52:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-16 21:52:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:52:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-16 21:52:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-16 21:52:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-16 21:52:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-16 21:52:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-16 21:52:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-16 21:52:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-16 21:52:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-16 21:52:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2021-11-16 21:52:29,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:29,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060015337] [2021-11-16 21:52:29,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060015337] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:29,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451252263] [2021-11-16 21:52:29,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:29,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:29,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:29,420 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) [2021-11-16 21:52:29,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-16 21:52:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:29,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 3258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-16 21:52:29,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-16 21:52:30,331 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:30,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451252263] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:30,332 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:30,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-16 21:52:30,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967650063] [2021-11-16 21:52:30,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:30,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:30,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:30,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:30,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:30,333 INFO L87 Difference]: Start difference. First operand 450 states and 631 transitions. Second operand has 7 states, 6 states have (on average 14.5) internal successors, (87), 7 states have internal predecessors, (87), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:30,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:30,509 INFO L93 Difference]: Finished difference Result 895 states and 1255 transitions. [2021-11-16 21:52:30,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:30,510 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.5) internal successors, (87), 7 states have internal predecessors, (87), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 280 [2021-11-16 21:52:30,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:30,514 INFO L225 Difference]: With dead ends: 895 [2021-11-16 21:52:30,515 INFO L226 Difference]: Without dead ends: 454 [2021-11-16 21:52:30,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-16 21:52:30,518 INFO L933 BasicCegarLoop]: 563 mSDtfsCounter, 19 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 3334 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:30,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 3334 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:30,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-11-16 21:52:30,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 450. [2021-11-16 21:52:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1915708812260537) internal successors, (311), 265 states have internal predecessors, (311), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 630 transitions. [2021-11-16 21:52:30,546 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 630 transitions. Word has length 280 [2021-11-16 21:52:30,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:30,546 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 630 transitions. [2021-11-16 21:52:30,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.5) internal successors, (87), 7 states have internal predecessors, (87), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 630 transitions. [2021-11-16 21:52:30,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-16 21:52:30,548 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:30,548 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:30,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:30,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-16 21:52:30,776 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:30,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:30,776 INFO L85 PathProgramCache]: Analyzing trace with hash -2146100224, now seen corresponding path program 1 times [2021-11-16 21:52:30,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:30,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592101264] [2021-11-16 21:52:30,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:30,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:30,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-16 21:52:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-16 21:52:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-16 21:52:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-16 21:52:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-16 21:52:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-16 21:52:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-16 21:52:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-16 21:52:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-16 21:52:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-11-16 21:52:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-16 21:52:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-11-16 21:52:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-16 21:52:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-16 21:52:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-16 21:52:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,308 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2021-11-16 21:52:31,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:31,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592101264] [2021-11-16 21:52:31,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592101264] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:31,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403342230] [2021-11-16 21:52:31,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:31,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:31,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:31,310 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) [2021-11-16 21:52:31,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-16 21:52:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:31,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 3262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-16 21:52:31,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-16 21:52:32,217 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:32,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403342230] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:32,218 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:32,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-16 21:52:32,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942543806] [2021-11-16 21:52:32,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:32,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:32,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:32,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:32,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:32,219 INFO L87 Difference]: Start difference. First operand 450 states and 630 transitions. Second operand has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:32,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:32,367 INFO L93 Difference]: Finished difference Result 892 states and 1250 transitions. [2021-11-16 21:52:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:32,368 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 282 [2021-11-16 21:52:32,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:32,373 INFO L225 Difference]: With dead ends: 892 [2021-11-16 21:52:32,373 INFO L226 Difference]: Without dead ends: 454 [2021-11-16 21:52:32,375 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:52:32,376 INFO L933 BasicCegarLoop]: 562 mSDtfsCounter, 18 mSDsluCounter, 2768 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 3330 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:32,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 3330 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:32,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-11-16 21:52:32,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 450. [2021-11-16 21:52:32,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1877394636015326) internal successors, (310), 265 states have internal predecessors, (310), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 629 transitions. [2021-11-16 21:52:32,399 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 629 transitions. Word has length 282 [2021-11-16 21:52:32,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:32,400 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 629 transitions. [2021-11-16 21:52:32,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 629 transitions. [2021-11-16 21:52:32,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-16 21:52:32,402 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:32,402 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:32,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:32,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:32,627 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:32,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:32,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1895487992, now seen corresponding path program 1 times [2021-11-16 21:52:32,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:32,628 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985167507] [2021-11-16 21:52:32,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:32,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-16 21:52:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-16 21:52:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-11-16 21:52:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-16 21:52:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-11-16 21:52:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-16 21:52:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-16 21:52:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-11-16 21:52:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-16 21:52:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-16 21:52:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:32,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-16 21:52:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-11-16 21:52:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-11-16 21:52:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-11-16 21:52:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-16 21:52:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2021-11-16 21:52:33,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:33,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985167507] [2021-11-16 21:52:33,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985167507] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:33,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56712628] [2021-11-16 21:52:33,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:33,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:33,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:33,046 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) [2021-11-16 21:52:33,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-16 21:52:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:33,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 3266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-16 21:52:33,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-16 21:52:34,009 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:34,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56712628] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:34,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:34,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-16 21:52:34,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965272812] [2021-11-16 21:52:34,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:34,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:34,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:34,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:34,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:34,012 INFO L87 Difference]: Start difference. First operand 450 states and 629 transitions. Second operand has 7 states, 6 states have (on average 15.333333333333334) internal successors, (92), 7 states have internal predecessors, (92), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:34,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:34,158 INFO L93 Difference]: Finished difference Result 892 states and 1248 transitions. [2021-11-16 21:52:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:34,159 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.333333333333334) internal successors, (92), 7 states have internal predecessors, (92), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 284 [2021-11-16 21:52:34,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:34,162 INFO L225 Difference]: With dead ends: 892 [2021-11-16 21:52:34,163 INFO L226 Difference]: Without dead ends: 454 [2021-11-16 21:52:34,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-16 21:52:34,166 INFO L933 BasicCegarLoop]: 561 mSDtfsCounter, 17 mSDsluCounter, 2765 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 3326 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:34,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 3326 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:34,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-11-16 21:52:34,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 450. [2021-11-16 21:52:34,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1839080459770115) internal successors, (309), 265 states have internal predecessors, (309), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:34,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 628 transitions. [2021-11-16 21:52:34,187 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 628 transitions. Word has length 284 [2021-11-16 21:52:34,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:34,187 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 628 transitions. [2021-11-16 21:52:34,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.333333333333334) internal successors, (92), 7 states have internal predecessors, (92), 3 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-16 21:52:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 628 transitions. [2021-11-16 21:52:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-16 21:52:34,189 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:34,189 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:34,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:34,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-16 21:52:34,406 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:34,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:34,406 INFO L85 PathProgramCache]: Analyzing trace with hash -895476864, now seen corresponding path program 1 times [2021-11-16 21:52:34,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:34,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947673414] [2021-11-16 21:52:34,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:34,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:34,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-16 21:52:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:52:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-16 21:52:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-16 21:52:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-11-16 21:52:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-11-16 21:52:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-16 21:52:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:52:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-16 21:52:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-16 21:52:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-16 21:52:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-11-16 21:52:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-16 21:52:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:34,970 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-11-16 21:52:34,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:34,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947673414] [2021-11-16 21:52:34,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947673414] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:34,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454742222] [2021-11-16 21:52:34,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:34,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:34,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:34,973 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) [2021-11-16 21:52:35,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-16 21:52:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:35,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 3270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-16 21:52:35,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2021-11-16 21:52:35,923 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:35,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [454742222] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:35,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:35,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-16 21:52:35,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10946606] [2021-11-16 21:52:35,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:35,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:35,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:35,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:35,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:35,925 INFO L87 Difference]: Start difference. First operand 450 states and 628 transitions. Second operand has 7 states, 6 states have (on average 15.833333333333334) internal successors, (95), 7 states have internal predecessors, (95), 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) [2021-11-16 21:52:36,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:36,036 INFO L93 Difference]: Finished difference Result 866 states and 1251 transitions. [2021-11-16 21:52:36,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:36,037 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.833333333333334) internal successors, (95), 7 states have internal predecessors, (95), 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 286 [2021-11-16 21:52:36,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:36,041 INFO L225 Difference]: With dead ends: 866 [2021-11-16 21:52:36,041 INFO L226 Difference]: Without dead ends: 450 [2021-11-16 21:52:36,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-16 21:52:36,045 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 18 mSDsluCounter, 2808 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 3377 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:36,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 3377 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:36,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2021-11-16 21:52:36,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2021-11-16 21:52:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1800766283524904) internal successors, (308), 265 states have internal predecessors, (308), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:36,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 627 transitions. [2021-11-16 21:52:36,064 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 627 transitions. Word has length 286 [2021-11-16 21:52:36,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:36,065 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 627 transitions. [2021-11-16 21:52:36,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.833333333333334) internal successors, (95), 7 states have internal predecessors, (95), 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) [2021-11-16 21:52:36,065 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 627 transitions. [2021-11-16 21:52:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-16 21:52:36,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:36,067 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:36,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:36,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-16 21:52:36,283 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:36,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:36,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1184844672, now seen corresponding path program 1 times [2021-11-16 21:52:36,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:36,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419880874] [2021-11-16 21:52:36,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:36,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-11-16 21:52:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-16 21:52:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-16 21:52:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-16 21:52:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-16 21:52:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-16 21:52:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-16 21:52:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-16 21:52:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-16 21:52:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-16 21:52:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-11-16 21:52:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-11-16 21:52:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-16 21:52:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-16 21:52:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-11-16 21:52:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-11-16 21:52:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-16 21:52:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-11-16 21:52:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-11-16 21:52:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2021-11-16 21:52:36,818 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:36,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419880874] [2021-11-16 21:52:36,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419880874] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:36,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355905153] [2021-11-16 21:52:36,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:36,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:36,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:36,821 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) [2021-11-16 21:52:36,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-16 21:52:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:37,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-16 21:52:37,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2021-11-16 21:52:37,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:37,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355905153] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:37,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:37,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-16 21:52:37,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25610899] [2021-11-16 21:52:37,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:37,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:37,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:37,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:37,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:37,792 INFO L87 Difference]: Start difference. First operand 450 states and 627 transitions. Second operand has 7 states, 6 states have (on average 16.333333333333332) internal successors, (98), 7 states have internal predecessors, (98), 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) [2021-11-16 21:52:37,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:37,890 INFO L93 Difference]: Finished difference Result 868 states and 1253 transitions. [2021-11-16 21:52:37,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:37,890 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.333333333333332) internal successors, (98), 7 states have internal predecessors, (98), 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 290 [2021-11-16 21:52:37,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:37,893 INFO L225 Difference]: With dead ends: 868 [2021-11-16 21:52:37,893 INFO L226 Difference]: Without dead ends: 452 [2021-11-16 21:52:37,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-16 21:52:37,897 INFO L933 BasicCegarLoop]: 568 mSDtfsCounter, 17 mSDsluCounter, 2805 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:37,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 3373 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:37,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2021-11-16 21:52:37,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 450. [2021-11-16 21:52:37,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1762452107279693) internal successors, (307), 265 states have internal predecessors, (307), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 626 transitions. [2021-11-16 21:52:37,916 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 626 transitions. Word has length 290 [2021-11-16 21:52:37,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:37,917 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 626 transitions. [2021-11-16 21:52:37,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.333333333333332) internal successors, (98), 7 states have internal predecessors, (98), 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) [2021-11-16 21:52:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 626 transitions. [2021-11-16 21:52:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-16 21:52:37,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:37,919 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:37,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:38,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-16 21:52:38,143 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:38,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:38,144 INFO L85 PathProgramCache]: Analyzing trace with hash 2085225984, now seen corresponding path program 1 times [2021-11-16 21:52:38,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:38,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005376028] [2021-11-16 21:52:38,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:38,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-16 21:52:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-16 21:52:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-16 21:52:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-11-16 21:52:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-16 21:52:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-16 21:52:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-11-16 21:52:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-16 21:52:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-16 21:52:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-16 21:52:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-16 21:52:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-16 21:52:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-16 21:52:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-16 21:52:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-16 21:52:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-16 21:52:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-16 21:52:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-11-16 21:52:38,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:38,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005376028] [2021-11-16 21:52:38,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005376028] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:38,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204051241] [2021-11-16 21:52:38,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:38,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:38,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:38,584 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) [2021-11-16 21:52:38,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-16 21:52:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 3286 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-16 21:52:39,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-16 21:52:39,458 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:39,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204051241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:39,458 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:39,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-16 21:52:39,459 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452956551] [2021-11-16 21:52:39,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:39,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:39,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:39,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:39,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:52:39,460 INFO L87 Difference]: Start difference. First operand 450 states and 626 transitions. Second operand has 7 states, 6 states have (on average 16.666666666666668) internal successors, (100), 7 states have internal predecessors, (100), 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) [2021-11-16 21:52:39,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:39,556 INFO L93 Difference]: Finished difference Result 868 states and 1251 transitions. [2021-11-16 21:52:39,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:52:39,557 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.666666666666668) internal successors, (100), 7 states have internal predecessors, (100), 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 294 [2021-11-16 21:52:39,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:39,560 INFO L225 Difference]: With dead ends: 868 [2021-11-16 21:52:39,560 INFO L226 Difference]: Without dead ends: 452 [2021-11-16 21:52:39,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-16 21:52:39,564 INFO L933 BasicCegarLoop]: 567 mSDtfsCounter, 19 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 2807 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:39,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 2807 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:52:39,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2021-11-16 21:52:39,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 450. [2021-11-16 21:52:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 261 states have (on average 1.1724137931034482) internal successors, (306), 265 states have internal predecessors, (306), 158 states have call successors, (158), 27 states have call predecessors, (158), 29 states have return successors, (161), 157 states have call predecessors, (161), 157 states have call successors, (161) [2021-11-16 21:52:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 625 transitions. [2021-11-16 21:52:39,583 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 625 transitions. Word has length 294 [2021-11-16 21:52:39,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:39,583 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 625 transitions. [2021-11-16 21:52:39,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.666666666666668) internal successors, (100), 7 states have internal predecessors, (100), 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) [2021-11-16 21:52:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 625 transitions. [2021-11-16 21:52:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-16 21:52:39,585 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:39,586 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:39,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:39,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-16 21:52:39,811 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:39,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:39,812 INFO L85 PathProgramCache]: Analyzing trace with hash 229928448, now seen corresponding path program 2 times [2021-11-16 21:52:39,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:39,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087428545] [2021-11-16 21:52:39,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:39,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:39,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:52:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-16 21:52:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-11-16 21:52:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:52:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-16 21:52:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-16 21:52:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-11-16 21:52:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:52:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-16 21:52:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-16 21:52:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:40,273 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2021-11-16 21:52:40,274 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:40,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087428545] [2021-11-16 21:52:40,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087428545] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:40,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519131572] [2021-11-16 21:52:40,274 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 21:52:40,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:40,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:40,276 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) [2021-11-16 21:52:40,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-16 21:52:40,931 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-16 21:52:40,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 21:52:40,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-16 21:52:40,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:41,373 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2021-11-16 21:52:41,373 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:52:41,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519131572] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:41,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:52:41,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2021-11-16 21:52:41,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347861867] [2021-11-16 21:52:41,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:41,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 21:52:41,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:41,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 21:52:41,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-16 21:52:41,375 INFO L87 Difference]: Start difference. First operand 450 states and 625 transitions. Second operand has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-11-16 21:52:41,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:41,936 INFO L93 Difference]: Finished difference Result 842 states and 1195 transitions. [2021-11-16 21:52:41,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-16 21:52:41,937 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 298 [2021-11-16 21:52:41,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:41,940 INFO L225 Difference]: With dead ends: 842 [2021-11-16 21:52:41,940 INFO L226 Difference]: Without dead ends: 453 [2021-11-16 21:52:41,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-16 21:52:41,946 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 596 mSDsluCounter, 1103 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:41,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [597 Valid, 1534 Invalid, 760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-16 21:52:41,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-11-16 21:52:41,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 453. [2021-11-16 21:52:41,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 263 states have (on average 1.1711026615969582) internal successors, (308), 268 states have internal predecessors, (308), 158 states have call successors, (158), 27 states have call predecessors, (158), 30 states have return successors, (174), 157 states have call predecessors, (174), 157 states have call successors, (174) [2021-11-16 21:52:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 640 transitions. [2021-11-16 21:52:41,965 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 640 transitions. Word has length 298 [2021-11-16 21:52:41,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:41,965 INFO L470 AbstractCegarLoop]: Abstraction has 453 states and 640 transitions. [2021-11-16 21:52:41,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-11-16 21:52:41,966 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 640 transitions. [2021-11-16 21:52:41,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-16 21:52:41,967 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:41,967 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:42,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-16 21:52:42,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:42,175 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:42,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:42,176 INFO L85 PathProgramCache]: Analyzing trace with hash 283100203, now seen corresponding path program 1 times [2021-11-16 21:52:42,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:42,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384223608] [2021-11-16 21:52:42,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:42,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:52:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-11-16 21:52:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:52:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:52:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-16 21:52:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-11-16 21:52:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:52:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:52:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-11-16 21:52:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:52:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:42,620 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2021-11-16 21:52:42,620 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:42,620 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384223608] [2021-11-16 21:52:42,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384223608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:52:42,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:52:42,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-16 21:52:42,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998923545] [2021-11-16 21:52:42,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:52:42,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:52:42,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:42,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:52:42,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:52:42,622 INFO L87 Difference]: Start difference. First operand 453 states and 640 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 6 states have internal predecessors, (87), 4 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2021-11-16 21:52:43,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:43,644 INFO L93 Difference]: Finished difference Result 836 states and 1192 transitions. [2021-11-16 21:52:43,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 21:52:43,645 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 6 states have internal predecessors, (87), 4 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) Word has length 304 [2021-11-16 21:52:43,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:43,648 INFO L225 Difference]: With dead ends: 836 [2021-11-16 21:52:43,648 INFO L226 Difference]: Without dead ends: 453 [2021-11-16 21:52:43,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-16 21:52:43,651 INFO L933 BasicCegarLoop]: 541 mSDtfsCounter, 397 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 400 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 1873 SdHoareTripleChecker+Invalid, 1159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 400 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:43,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [414 Valid, 1873 Invalid, 1159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [400 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-16 21:52:43,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-11-16 21:52:43,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 453. [2021-11-16 21:52:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 263 states have (on average 1.1711026615969582) internal successors, (308), 268 states have internal predecessors, (308), 158 states have call successors, (158), 27 states have call predecessors, (158), 30 states have return successors, (164), 157 states have call predecessors, (164), 157 states have call successors, (164) [2021-11-16 21:52:43,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 630 transitions. [2021-11-16 21:52:43,668 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 630 transitions. Word has length 304 [2021-11-16 21:52:43,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:43,669 INFO L470 AbstractCegarLoop]: Abstraction has 453 states and 630 transitions. [2021-11-16 21:52:43,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 6 states have internal predecessors, (87), 4 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2021-11-16 21:52:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 630 transitions. [2021-11-16 21:52:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-16 21:52:43,670 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:43,671 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:52:43,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-16 21:52:43,671 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:43,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:43,671 INFO L85 PathProgramCache]: Analyzing trace with hash 2090771040, now seen corresponding path program 1 times [2021-11-16 21:52:43,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:43,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770113100] [2021-11-16 21:52:43,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:43,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:52:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-11-16 21:52:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:52:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:52:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-16 21:52:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-11-16 21:52:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:52:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-16 21:52:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-16 21:52:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-16 21:52:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-16 21:52:44,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:44,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770113100] [2021-11-16 21:52:44,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770113100] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:44,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137461883] [2021-11-16 21:52:44,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:44,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:44,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:44,802 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) [2021-11-16 21:52:44,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-16 21:52:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:45,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 3328 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-16 21:52:45,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:45,509 INFO L388 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 18 treesize of output 14 [2021-11-16 21:52:46,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:52:46,168 INFO L388 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 30 treesize of output 23 [2021-11-16 21:52:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 312 proven. 5 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-16 21:52:47,384 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:52:52,519 INFO L388 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 100 treesize of output 94 [2021-11-16 21:52:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2021-11-16 21:52:52,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137461883] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:52:52,705 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:52:52,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17, 15] total 38 [2021-11-16 21:52:52,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630250419] [2021-11-16 21:52:52,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:52:52,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-11-16 21:52:52,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:52:52,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-11-16 21:52:52,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=1273, Unknown=2, NotChecked=0, Total=1406 [2021-11-16 21:52:52,709 INFO L87 Difference]: Start difference. First operand 453 states and 630 transitions. Second operand has 38 states, 36 states have (on average 6.638888888888889) internal successors, (239), 30 states have internal predecessors, (239), 17 states have call successors, (86), 5 states have call predecessors, (86), 12 states have return successors, (87), 19 states have call predecessors, (87), 17 states have call successors, (87) [2021-11-16 21:52:56,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:52:56,774 INFO L93 Difference]: Finished difference Result 1005 states and 1440 transitions. [2021-11-16 21:52:56,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-11-16 21:52:56,775 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 36 states have (on average 6.638888888888889) internal successors, (239), 30 states have internal predecessors, (239), 17 states have call successors, (86), 5 states have call predecessors, (86), 12 states have return successors, (87), 19 states have call predecessors, (87), 17 states have call successors, (87) Word has length 310 [2021-11-16 21:52:56,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:52:56,780 INFO L225 Difference]: With dead ends: 1005 [2021-11-16 21:52:56,780 INFO L226 Difference]: Without dead ends: 575 [2021-11-16 21:52:56,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 745 GetRequests, 678 SyntacticMatches, 11 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=291, Invalid=3013, Unknown=2, NotChecked=0, Total=3306 [2021-11-16 21:52:56,783 INFO L933 BasicCegarLoop]: 566 mSDtfsCounter, 355 mSDsluCounter, 8778 mSDsCounter, 0 mSdLazyCounter, 2804 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 9344 SdHoareTripleChecker+Invalid, 5235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 2804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2083 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-16 21:52:56,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [366 Valid, 9344 Invalid, 5235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 2804 Invalid, 0 Unknown, 2083 Unchecked, 3.4s Time] [2021-11-16 21:52:56,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2021-11-16 21:52:56,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 528. [2021-11-16 21:52:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 316 states have (on average 1.1645569620253164) internal successors, (368), 325 states have internal predecessors, (368), 172 states have call successors, (172), 33 states have call predecessors, (172), 38 states have return successors, (219), 169 states have call predecessors, (219), 171 states have call successors, (219) [2021-11-16 21:52:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 759 transitions. [2021-11-16 21:52:56,815 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 759 transitions. Word has length 310 [2021-11-16 21:52:56,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:52:56,816 INFO L470 AbstractCegarLoop]: Abstraction has 528 states and 759 transitions. [2021-11-16 21:52:56,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 36 states have (on average 6.638888888888889) internal successors, (239), 30 states have internal predecessors, (239), 17 states have call successors, (86), 5 states have call predecessors, (86), 12 states have return successors, (87), 19 states have call predecessors, (87), 17 states have call successors, (87) [2021-11-16 21:52:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 759 transitions. [2021-11-16 21:52:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-16 21:52:56,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:52:56,818 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1] [2021-11-16 21:52:56,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-16 21:52:57,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-16 21:52:57,032 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:52:57,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:52:57,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1433169064, now seen corresponding path program 1 times [2021-11-16 21:52:57,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:52:57,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742032845] [2021-11-16 21:52:57,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:57,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:52:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:52:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:52:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:52:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:52:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:52:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:52:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:52:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:52:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:52:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:52:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:52:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:52:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:52:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-16 21:52:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-16 21:52:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-16 21:52:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-16 21:52:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:52:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:52:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:52:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-16 21:52:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-16 21:52:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-11-16 21:52:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-16 21:52:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:52:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-11-16 21:52:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2021-11-16 21:52:57,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:52:57,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742032845] [2021-11-16 21:52:57,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742032845] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:52:57,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347129344] [2021-11-16 21:52:57,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:52:57,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:52:57,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:52:57,747 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) [2021-11-16 21:52:57,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-16 21:52:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:52:58,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 3340 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-16 21:52:58,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:52:58,465 INFO L388 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 [2021-11-16 21:52:58,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:52:58,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2021-11-16 21:52:58,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:52:58,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 75 [2021-11-16 21:52:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:52:59,088 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-16 21:52:59,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 66 [2021-11-16 21:53:02,930 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 312 proven. 5 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-16 21:53:02,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:53:03,468 INFO L388 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 [2021-11-16 21:53:03,811 INFO L388 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 [2021-11-16 21:53:07,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347129344] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:07,344 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-16 21:53:07,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 21] total 29 [2021-11-16 21:53:07,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093466343] [2021-11-16 21:53:07,345 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-16 21:53:07,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-16 21:53:07,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:07,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-16 21:53:07,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1644, Unknown=2, NotChecked=0, Total=1806 [2021-11-16 21:53:07,347 INFO L87 Difference]: Start difference. First operand 528 states and 759 transitions. Second operand has 29 states, 27 states have (on average 8.11111111111111) internal successors, (219), 24 states have internal predecessors, (219), 10 states have call successors, (69), 5 states have call predecessors, (69), 10 states have return successors, (69), 11 states have call predecessors, (69), 10 states have call successors, (69) [2021-11-16 21:53:09,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:09,006 INFO L93 Difference]: Finished difference Result 990 states and 1459 transitions. [2021-11-16 21:53:09,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-16 21:53:09,006 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 27 states have (on average 8.11111111111111) internal successors, (219), 24 states have internal predecessors, (219), 10 states have call successors, (69), 5 states have call predecessors, (69), 10 states have return successors, (69), 11 states have call predecessors, (69), 10 states have call successors, (69) Word has length 314 [2021-11-16 21:53:09,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:09,010 INFO L225 Difference]: With dead ends: 990 [2021-11-16 21:53:09,010 INFO L226 Difference]: Without dead ends: 539 [2021-11-16 21:53:09,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 666 GetRequests, 599 SyntacticMatches, 12 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 697 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=246, Invalid=2944, Unknown=2, NotChecked=0, Total=3192 [2021-11-16 21:53:09,013 INFO L933 BasicCegarLoop]: 579 mSDtfsCounter, 289 mSDsluCounter, 4909 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 5488 SdHoareTripleChecker+Invalid, 2199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 422 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-16 21:53:09,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [435 Valid, 5488 Invalid, 2199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1613 Invalid, 0 Unknown, 422 Unchecked, 1.2s Time] [2021-11-16 21:53:09,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2021-11-16 21:53:09,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 536. [2021-11-16 21:53:09,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 323 states have (on average 1.1609907120743035) internal successors, (375), 333 states have internal predecessors, (375), 172 states have call successors, (172), 33 states have call predecessors, (172), 39 states have return successors, (234), 169 states have call predecessors, (234), 171 states have call successors, (234) [2021-11-16 21:53:09,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 781 transitions. [2021-11-16 21:53:09,044 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 781 transitions. Word has length 314 [2021-11-16 21:53:09,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:09,044 INFO L470 AbstractCegarLoop]: Abstraction has 536 states and 781 transitions. [2021-11-16 21:53:09,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 27 states have (on average 8.11111111111111) internal successors, (219), 24 states have internal predecessors, (219), 10 states have call successors, (69), 5 states have call predecessors, (69), 10 states have return successors, (69), 11 states have call predecessors, (69), 10 states have call successors, (69) [2021-11-16 21:53:09,045 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 781 transitions. [2021-11-16 21:53:09,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:09,046 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:09,047 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:53:09,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:09,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:09,264 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:09,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:09,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1870796789, now seen corresponding path program 1 times [2021-11-16 21:53:09,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:09,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509593015] [2021-11-16 21:53:09,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:09,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2021-11-16 21:53:09,663 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:09,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509593015] [2021-11-16 21:53:09,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509593015] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:09,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170759464] [2021-11-16 21:53:09,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:09,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:09,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:09,665 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) [2021-11-16 21:53:09,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-16 21:53:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:10,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 3340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 21:53:10,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-16 21:53:10,650 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:53:10,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170759464] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:53:10,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:53:10,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2021-11-16 21:53:10,651 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824626116] [2021-11-16 21:53:10,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:53:10,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:53:10,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:10,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:53:10,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:53:10,653 INFO L87 Difference]: Start difference. First operand 536 states and 781 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, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-16 21:53:10,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:10,695 INFO L93 Difference]: Finished difference Result 971 states and 1470 transitions. [2021-11-16 21:53:10,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 21:53:10,696 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, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 316 [2021-11-16 21:53:10,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:10,702 INFO L225 Difference]: With dead ends: 971 [2021-11-16 21:53:10,702 INFO L226 Difference]: Without dead ends: 541 [2021-11-16 21:53:10,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-16 21:53:10,705 INFO L933 BasicCegarLoop]: 577 mSDtfsCounter, 9 mSDsluCounter, 1145 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1722 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 [2021-11-16 21:53:10,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 1722 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:53:10,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2021-11-16 21:53:10,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 538. [2021-11-16 21:53:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 325 states have (on average 1.16) internal successors, (377), 335 states have internal predecessors, (377), 172 states have call successors, (172), 33 states have call predecessors, (172), 39 states have return successors, (234), 169 states have call predecessors, (234), 171 states have call successors, (234) [2021-11-16 21:53:10,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 783 transitions. [2021-11-16 21:53:10,747 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 783 transitions. Word has length 316 [2021-11-16 21:53:10,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:10,748 INFO L470 AbstractCegarLoop]: Abstraction has 538 states and 783 transitions. [2021-11-16 21:53:10,748 INFO L471 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, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-16 21:53:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 783 transitions. [2021-11-16 21:53:10,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:10,750 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:10,750 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:53:10,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:10,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:10,976 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:10,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:10,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2013560141, now seen corresponding path program 1 times [2021-11-16 21:53:10,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:10,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902702300] [2021-11-16 21:53:10,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:10,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:11,533 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2021-11-16 21:53:11,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:11,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902702300] [2021-11-16 21:53:11,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902702300] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:11,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697652482] [2021-11-16 21:53:11,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:11,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:11,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:11,536 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) [2021-11-16 21:53:11,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-16 21:53:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:12,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 3345 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-16 21:53:12,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-16 21:53:12,664 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:53:12,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697652482] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:53:12,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:53:12,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2021-11-16 21:53:12,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147011292] [2021-11-16 21:53:12,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:53:12,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-16 21:53:12,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:12,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-16 21:53:12,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-16 21:53:12,666 INFO L87 Difference]: Start difference. First operand 538 states and 783 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-16 21:53:13,834 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 21:53:14,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:14,810 INFO L93 Difference]: Finished difference Result 986 states and 1529 transitions. [2021-11-16 21:53:14,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 21:53:14,811 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 316 [2021-11-16 21:53:14,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:14,814 INFO L225 Difference]: With dead ends: 986 [2021-11-16 21:53:14,814 INFO L226 Difference]: Without dead ends: 554 [2021-11-16 21:53:14,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-11-16 21:53:14,817 INFO L933 BasicCegarLoop]: 585 mSDtfsCounter, 32 mSDsluCounter, 1619 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 2204 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 47 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:53:14,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 2204 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 47 Unchecked, 2.1s Time] [2021-11-16 21:53:14,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-11-16 21:53:14,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 543. [2021-11-16 21:53:14,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 330 states have (on average 1.1636363636363636) internal successors, (384), 340 states have internal predecessors, (384), 172 states have call successors, (172), 33 states have call predecessors, (172), 39 states have return successors, (234), 169 states have call predecessors, (234), 171 states have call successors, (234) [2021-11-16 21:53:14,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 790 transitions. [2021-11-16 21:53:14,850 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 790 transitions. Word has length 316 [2021-11-16 21:53:14,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:14,850 INFO L470 AbstractCegarLoop]: Abstraction has 543 states and 790 transitions. [2021-11-16 21:53:14,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-16 21:53:14,851 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 790 transitions. [2021-11-16 21:53:14,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:14,852 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:14,852 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:53:14,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:15,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:15,064 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:15,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:15,064 INFO L85 PathProgramCache]: Analyzing trace with hash -384427697, now seen corresponding path program 1 times [2021-11-16 21:53:15,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:15,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884860775] [2021-11-16 21:53:15,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:15,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2021-11-16 21:53:15,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:15,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884860775] [2021-11-16 21:53:15,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884860775] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:15,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615336761] [2021-11-16 21:53:15,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:15,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:15,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:15,439 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) [2021-11-16 21:53:15,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-16 21:53:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:15,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 21:53:15,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2021-11-16 21:53:16,328 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:53:16,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615336761] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:53:16,329 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:53:16,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2021-11-16 21:53:16,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014755119] [2021-11-16 21:53:16,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:53:16,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:53:16,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:16,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:53:16,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:53:16,330 INFO L87 Difference]: Start difference. First operand 543 states and 790 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-16 21:53:16,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:16,371 INFO L93 Difference]: Finished difference Result 997 states and 1529 transitions. [2021-11-16 21:53:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 21:53:16,373 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 316 [2021-11-16 21:53:16,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:16,377 INFO L225 Difference]: With dead ends: 997 [2021-11-16 21:53:16,377 INFO L226 Difference]: Without dead ends: 560 [2021-11-16 21:53:16,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-16 21:53:16,380 INFO L933 BasicCegarLoop]: 594 mSDtfsCounter, 28 mSDsluCounter, 1143 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 1737 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:53:16,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 1737 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:53:16,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-11-16 21:53:16,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 543. [2021-11-16 21:53:16,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 330 states have (on average 1.1606060606060606) internal successors, (383), 340 states have internal predecessors, (383), 172 states have call successors, (172), 33 states have call predecessors, (172), 39 states have return successors, (234), 169 states have call predecessors, (234), 171 states have call successors, (234) [2021-11-16 21:53:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 789 transitions. [2021-11-16 21:53:16,410 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 789 transitions. Word has length 316 [2021-11-16 21:53:16,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:16,411 INFO L470 AbstractCegarLoop]: Abstraction has 543 states and 789 transitions. [2021-11-16 21:53:16,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-16 21:53:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 789 transitions. [2021-11-16 21:53:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:16,413 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:16,413 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:53:16,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:16,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:16,632 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:16,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:16,632 INFO L85 PathProgramCache]: Analyzing trace with hash 42126801, now seen corresponding path program 1 times [2021-11-16 21:53:16,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:16,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715980698] [2021-11-16 21:53:16,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:16,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:16,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2021-11-16 21:53:17,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:17,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715980698] [2021-11-16 21:53:17,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715980698] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:17,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138839995] [2021-11-16 21:53:17,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:17,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:17,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:17,183 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) [2021-11-16 21:53:17,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-16 21:53:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:17,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 3337 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-16 21:53:17,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:17,804 INFO L388 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 18 treesize of output 14 [2021-11-16 21:53:18,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:53:18,342 INFO L388 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 30 treesize of output 23 [2021-11-16 21:53:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 312 proven. 5 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-16 21:53:19,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:53:24,353 INFO L388 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 100 treesize of output 94 [2021-11-16 21:53:24,498 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2021-11-16 21:53:24,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138839995] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:53:24,499 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:53:24,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 17, 15] total 35 [2021-11-16 21:53:24,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198245877] [2021-11-16 21:53:24,499 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:53:24,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-11-16 21:53:24,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:24,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-11-16 21:53:24,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1070, Unknown=2, NotChecked=0, Total=1190 [2021-11-16 21:53:24,501 INFO L87 Difference]: Start difference. First operand 543 states and 789 transitions. Second operand has 35 states, 32 states have (on average 7.78125) internal successors, (249), 27 states have internal predecessors, (249), 15 states have call successors, (84), 5 states have call predecessors, (84), 13 states have return successors, (84), 17 states have call predecessors, (84), 15 states have call successors, (84) [2021-11-16 21:53:27,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:27,308 INFO L93 Difference]: Finished difference Result 1050 states and 1595 transitions. [2021-11-16 21:53:27,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-11-16 21:53:27,309 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 32 states have (on average 7.78125) internal successors, (249), 27 states have internal predecessors, (249), 15 states have call successors, (84), 5 states have call predecessors, (84), 13 states have return successors, (84), 17 states have call predecessors, (84), 15 states have call successors, (84) Word has length 316 [2021-11-16 21:53:27,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:27,313 INFO L225 Difference]: With dead ends: 1050 [2021-11-16 21:53:27,313 INFO L226 Difference]: Without dead ends: 581 [2021-11-16 21:53:27,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 749 GetRequests, 685 SyntacticMatches, 11 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 630 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=274, Invalid=2694, Unknown=2, NotChecked=0, Total=2970 [2021-11-16 21:53:27,317 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 249 mSDsluCounter, 10023 mSDsCounter, 0 mSdLazyCounter, 2251 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 10636 SdHoareTripleChecker+Invalid, 4562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 2251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2067 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-16 21:53:27,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 10636 Invalid, 4562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 2251 Invalid, 0 Unknown, 2067 Unchecked, 2.3s Time] [2021-11-16 21:53:27,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2021-11-16 21:53:27,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 537. [2021-11-16 21:53:27,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 324 states have (on average 1.1604938271604939) internal successors, (376), 334 states have internal predecessors, (376), 172 states have call successors, (172), 33 states have call predecessors, (172), 39 states have return successors, (234), 169 states have call predecessors, (234), 171 states have call successors, (234) [2021-11-16 21:53:27,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 782 transitions. [2021-11-16 21:53:27,391 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 782 transitions. Word has length 316 [2021-11-16 21:53:27,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:27,392 INFO L470 AbstractCegarLoop]: Abstraction has 537 states and 782 transitions. [2021-11-16 21:53:27,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 32 states have (on average 7.78125) internal successors, (249), 27 states have internal predecessors, (249), 15 states have call successors, (84), 5 states have call predecessors, (84), 13 states have return successors, (84), 17 states have call predecessors, (84), 15 states have call successors, (84) [2021-11-16 21:53:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 782 transitions. [2021-11-16 21:53:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:27,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:27,395 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:53:27,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:27,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-11-16 21:53:27,624 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:27,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:27,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1600532819, now seen corresponding path program 1 times [2021-11-16 21:53:27,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:27,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029097516] [2021-11-16 21:53:27,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:27,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2021-11-16 21:53:28,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:28,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029097516] [2021-11-16 21:53:28,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029097516] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:28,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063840502] [2021-11-16 21:53:28,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:28,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:28,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:28,976 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) [2021-11-16 21:53:28,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-16 21:53:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:29,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 3332 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-16 21:53:29,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:29,526 INFO L388 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 18 treesize of output 14 [2021-11-16 21:53:30,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 31 treesize of output 22 [2021-11-16 21:53:30,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 [2021-11-16 21:53:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 313 proven. 9 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-11-16 21:53:31,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:53:36,340 INFO L388 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 100 treesize of output 94 [2021-11-16 21:53:36,501 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2021-11-16 21:53:36,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1063840502] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:53:36,501 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:53:36,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 16] total 44 [2021-11-16 21:53:36,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871268019] [2021-11-16 21:53:36,502 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:53:36,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-11-16 21:53:36,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:36,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-11-16 21:53:36,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1727, Unknown=2, NotChecked=0, Total=1892 [2021-11-16 21:53:36,504 INFO L87 Difference]: Start difference. First operand 537 states and 782 transitions. Second operand has 44 states, 41 states have (on average 6.463414634146342) internal successors, (265), 35 states have internal predecessors, (265), 20 states have call successors, (86), 6 states have call predecessors, (86), 18 states have return successors, (86), 22 states have call predecessors, (86), 20 states have call successors, (86) [2021-11-16 21:53:41,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:41,035 INFO L93 Difference]: Finished difference Result 1151 states and 1762 transitions. [2021-11-16 21:53:41,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-11-16 21:53:41,035 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 41 states have (on average 6.463414634146342) internal successors, (265), 35 states have internal predecessors, (265), 20 states have call successors, (86), 6 states have call predecessors, (86), 18 states have return successors, (86), 22 states have call predecessors, (86), 20 states have call successors, (86) Word has length 316 [2021-11-16 21:53:41,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:41,039 INFO L225 Difference]: With dead ends: 1151 [2021-11-16 21:53:41,039 INFO L226 Difference]: Without dead ends: 683 [2021-11-16 21:53:41,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 760 GetRequests, 686 SyntacticMatches, 14 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1025 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=301, Invalid=3479, Unknown=2, NotChecked=0, Total=3782 [2021-11-16 21:53:41,043 INFO L933 BasicCegarLoop]: 598 mSDtfsCounter, 289 mSDsluCounter, 12314 mSDsCounter, 0 mSdLazyCounter, 3365 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 12912 SdHoareTripleChecker+Invalid, 5208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1611 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2021-11-16 21:53:41,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 12912 Invalid, 5208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3365 Invalid, 0 Unknown, 1611 Unchecked, 3.9s Time] [2021-11-16 21:53:41,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2021-11-16 21:53:41,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 574. [2021-11-16 21:53:41,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 574 states, 355 states have (on average 1.1633802816901408) internal successors, (413), 364 states have internal predecessors, (413), 174 states have call successors, (174), 35 states have call predecessors, (174), 43 states have return successors, (251), 174 states have call predecessors, (251), 173 states have call successors, (251) [2021-11-16 21:53:41,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 838 transitions. [2021-11-16 21:53:41,095 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 838 transitions. Word has length 316 [2021-11-16 21:53:41,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:41,096 INFO L470 AbstractCegarLoop]: Abstraction has 574 states and 838 transitions. [2021-11-16 21:53:41,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 41 states have (on average 6.463414634146342) internal successors, (265), 35 states have internal predecessors, (265), 20 states have call successors, (86), 6 states have call predecessors, (86), 18 states have return successors, (86), 22 states have call predecessors, (86), 20 states have call successors, (86) [2021-11-16 21:53:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 838 transitions. [2021-11-16 21:53:41,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:41,098 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:41,098 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:53:41,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:41,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-16 21:53:41,324 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:41,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:41,324 INFO L85 PathProgramCache]: Analyzing trace with hash 784485589, now seen corresponding path program 1 times [2021-11-16 21:53:41,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:41,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980868293] [2021-11-16 21:53:41,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:41,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:41,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:41,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2021-11-16 21:53:42,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:42,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980868293] [2021-11-16 21:53:42,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980868293] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:42,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702133003] [2021-11-16 21:53:42,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:42,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:42,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:42,517 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) [2021-11-16 21:53:42,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-16 21:53:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:42,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 3337 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-16 21:53:43,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:43,063 INFO L388 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 18 treesize of output 14 [2021-11-16 21:53:43,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 31 treesize of output 22 [2021-11-16 21:53:43,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 [2021-11-16 21:53:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 313 proven. 9 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-11-16 21:53:44,727 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:53:49,839 INFO L388 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 100 treesize of output 94 [2021-11-16 21:53:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2021-11-16 21:53:49,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702133003] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:53:49,982 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:53:49,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 16] total 44 [2021-11-16 21:53:49,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536005969] [2021-11-16 21:53:49,982 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:53:49,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-11-16 21:53:49,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:53:49,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-11-16 21:53:49,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1727, Unknown=2, NotChecked=0, Total=1892 [2021-11-16 21:53:49,984 INFO L87 Difference]: Start difference. First operand 574 states and 838 transitions. Second operand has 44 states, 41 states have (on average 6.463414634146342) internal successors, (265), 35 states have internal predecessors, (265), 20 states have call successors, (86), 6 states have call predecessors, (86), 18 states have return successors, (86), 22 states have call predecessors, (86), 20 states have call successors, (86) [2021-11-16 21:53:55,600 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 21:53:58,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:53:58,278 INFO L93 Difference]: Finished difference Result 1153 states and 1779 transitions. [2021-11-16 21:53:58,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-16 21:53:58,279 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 41 states have (on average 6.463414634146342) internal successors, (265), 35 states have internal predecessors, (265), 20 states have call successors, (86), 6 states have call predecessors, (86), 18 states have return successors, (86), 22 states have call predecessors, (86), 20 states have call successors, (86) Word has length 316 [2021-11-16 21:53:58,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:53:58,285 INFO L225 Difference]: With dead ends: 1153 [2021-11-16 21:53:58,286 INFO L226 Difference]: Without dead ends: 653 [2021-11-16 21:53:58,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 760 GetRequests, 686 SyntacticMatches, 14 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1026 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=296, Invalid=3484, Unknown=2, NotChecked=0, Total=3782 [2021-11-16 21:53:58,289 INFO L933 BasicCegarLoop]: 607 mSDtfsCounter, 416 mSDsluCounter, 7999 mSDsCounter, 0 mSdLazyCounter, 2431 mSolverCounterSat, 291 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 8606 SdHoareTripleChecker+Invalid, 4225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 2431 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 1502 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-16 21:53:58,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [490 Valid, 8606 Invalid, 4225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 2431 Invalid, 1 Unknown, 1502 Unchecked, 7.7s Time] [2021-11-16 21:53:58,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-11-16 21:53:58,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 558. [2021-11-16 21:53:58,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 558 states, 342 states have (on average 1.1695906432748537) internal successors, (400), 352 states have internal predecessors, (400), 173 states have call successors, (173), 34 states have call predecessors, (173), 41 states have return successors, (248), 171 states have call predecessors, (248), 172 states have call successors, (248) [2021-11-16 21:53:58,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 821 transitions. [2021-11-16 21:53:58,330 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 821 transitions. Word has length 316 [2021-11-16 21:53:58,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:53:58,330 INFO L470 AbstractCegarLoop]: Abstraction has 558 states and 821 transitions. [2021-11-16 21:53:58,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 41 states have (on average 6.463414634146342) internal successors, (265), 35 states have internal predecessors, (265), 20 states have call successors, (86), 6 states have call predecessors, (86), 18 states have return successors, (86), 22 states have call predecessors, (86), 20 states have call successors, (86) [2021-11-16 21:53:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 821 transitions. [2021-11-16 21:53:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:53:58,332 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:53:58,333 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:53:58,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-11-16 21:53:58,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:58,560 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:53:58,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:53:58,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1526948241, now seen corresponding path program 1 times [2021-11-16 21:53:58,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:53:58,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580484810] [2021-11-16 21:53:58,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:58,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:53:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:53:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:53:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:53:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:53:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:53:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:53:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:53:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:53:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:53:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:53:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:53:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:53:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:53:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:53:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:53:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:53:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:53:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:58,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:53:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:53:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:53:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:53:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:53:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:53:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:53:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:53:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:53:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2021-11-16 21:53:59,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:53:59,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580484810] [2021-11-16 21:53:59,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580484810] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:53:59,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671691752] [2021-11-16 21:53:59,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:53:59,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:53:59,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:53:59,092 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) [2021-11-16 21:53:59,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-16 21:53:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:53:59,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 3327 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-16 21:53:59,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:53:59,649 INFO L388 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 18 treesize of output 14 [2021-11-16 21:54:00,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:54:00,148 INFO L388 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 30 treesize of output 23 [2021-11-16 21:54:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-16 21:54:01,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:54:01,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671691752] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:54:01,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:54:01,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [8] total 24 [2021-11-16 21:54:01,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119821070] [2021-11-16 21:54:01,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:54:01,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-16 21:54:01,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:54:01,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-16 21:54:01,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2021-11-16 21:54:01,111 INFO L87 Difference]: Start difference. First operand 558 states and 821 transitions. Second operand has 18 states, 18 states have (on average 8.166666666666666) internal successors, (147), 15 states have internal predecessors, (147), 9 states have call successors, (39), 4 states have call predecessors, (39), 9 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) [2021-11-16 21:54:02,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:54:02,265 INFO L93 Difference]: Finished difference Result 1047 states and 1565 transitions. [2021-11-16 21:54:02,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-16 21:54:02,266 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 8.166666666666666) internal successors, (147), 15 states have internal predecessors, (147), 9 states have call successors, (39), 4 states have call predecessors, (39), 9 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) Word has length 316 [2021-11-16 21:54:02,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:54:02,269 INFO L225 Difference]: With dead ends: 1047 [2021-11-16 21:54:02,270 INFO L226 Difference]: Without dead ends: 563 [2021-11-16 21:54:02,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 415 GetRequests, 380 SyntacticMatches, 12 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2021-11-16 21:54:02,273 INFO L933 BasicCegarLoop]: 566 mSDtfsCounter, 171 mSDsluCounter, 5750 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 6316 SdHoareTripleChecker+Invalid, 1040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 675 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:54:02,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 6316 Invalid, 1040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 354 Invalid, 0 Unknown, 675 Unchecked, 1.1s Time] [2021-11-16 21:54:02,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2021-11-16 21:54:02,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 563. [2021-11-16 21:54:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 347 states have (on average 1.1671469740634006) internal successors, (405), 356 states have internal predecessors, (405), 173 states have call successors, (173), 34 states have call predecessors, (173), 41 states have return successors, (248), 172 states have call predecessors, (248), 172 states have call successors, (248) [2021-11-16 21:54:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 826 transitions. [2021-11-16 21:54:02,309 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 826 transitions. Word has length 316 [2021-11-16 21:54:02,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:54:02,310 INFO L470 AbstractCegarLoop]: Abstraction has 563 states and 826 transitions. [2021-11-16 21:54:02,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.166666666666666) internal successors, (147), 15 states have internal predecessors, (147), 9 states have call successors, (39), 4 states have call predecessors, (39), 9 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) [2021-11-16 21:54:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 826 transitions. [2021-11-16 21:54:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:54:02,312 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:54:02,312 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1] [2021-11-16 21:54:02,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-16 21:54:02,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:54:02,540 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:54:02,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:54:02,540 INFO L85 PathProgramCache]: Analyzing trace with hash 710901011, now seen corresponding path program 1 times [2021-11-16 21:54:02,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:54:02,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475651209] [2021-11-16 21:54:02,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:54:02,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:54:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:54:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:54:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:54:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:54:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:54:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:54:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:54:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:54:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:54:02,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:54:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:54:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:54:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:02,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:54:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:54:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:54:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:54:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:54:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:54:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:54:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:54:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:54:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:54:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:54:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:54:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:54:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:54:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:54:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:54:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,133 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2021-11-16 21:54:03,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:54:03,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475651209] [2021-11-16 21:54:03,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475651209] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:54:03,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195454098] [2021-11-16 21:54:03,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:54:03,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:54:03,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:54:03,136 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) [2021-11-16 21:54:03,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-16 21:54:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:03,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 3332 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-16 21:54:03,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:54:03,693 INFO L388 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 18 treesize of output 14 [2021-11-16 21:54:04,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:54:04,146 INFO L388 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 30 treesize of output 23 [2021-11-16 21:54:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-16 21:54:05,178 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:54:05,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195454098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:54:05,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:54:05,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [8] total 24 [2021-11-16 21:54:05,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005781450] [2021-11-16 21:54:05,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:54:05,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-16 21:54:05,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:54:05,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-16 21:54:05,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2021-11-16 21:54:05,180 INFO L87 Difference]: Start difference. First operand 563 states and 826 transitions. Second operand has 18 states, 18 states have (on average 8.166666666666666) internal successors, (147), 15 states have internal predecessors, (147), 9 states have call successors, (39), 4 states have call predecessors, (39), 9 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) [2021-11-16 21:54:05,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:54:05,238 INFO L93 Difference]: Finished difference Result 1047 states and 1564 transitions. [2021-11-16 21:54:05,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-16 21:54:05,239 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 8.166666666666666) internal successors, (147), 15 states have internal predecessors, (147), 9 states have call successors, (39), 4 states have call predecessors, (39), 9 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) Word has length 316 [2021-11-16 21:54:05,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:54:05,242 INFO L225 Difference]: With dead ends: 1047 [2021-11-16 21:54:05,242 INFO L226 Difference]: Without dead ends: 555 [2021-11-16 21:54:05,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 380 SyntacticMatches, 11 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2021-11-16 21:54:05,245 INFO L933 BasicCegarLoop]: 573 mSDtfsCounter, 37 mSDsluCounter, 2881 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 3454 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 286 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:54:05,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 3454 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 286 Unchecked, 0.0s Time] [2021-11-16 21:54:05,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2021-11-16 21:54:05,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 553. [2021-11-16 21:54:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 553 states, 338 states have (on average 1.168639053254438) internal successors, (395), 348 states have internal predecessors, (395), 173 states have call successors, (173), 33 states have call predecessors, (173), 40 states have return successors, (247), 171 states have call predecessors, (247), 172 states have call successors, (247) [2021-11-16 21:54:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 815 transitions. [2021-11-16 21:54:05,282 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 815 transitions. Word has length 316 [2021-11-16 21:54:05,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:54:05,282 INFO L470 AbstractCegarLoop]: Abstraction has 553 states and 815 transitions. [2021-11-16 21:54:05,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.166666666666666) internal successors, (147), 15 states have internal predecessors, (147), 9 states have call successors, (39), 4 states have call predecessors, (39), 9 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) [2021-11-16 21:54:05,283 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 815 transitions. [2021-11-16 21:54:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-16 21:54:05,284 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:54:05,285 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-16 21:54:05,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-11-16 21:54:05,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-11-16 21:54:05,512 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:54:05,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:54:05,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1865098477, now seen corresponding path program 2 times [2021-11-16 21:54:05,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:54:05,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124777947] [2021-11-16 21:54:05,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:54:05,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:54:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:54:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-16 21:54:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-16 21:54:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:54:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-16 21:54:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-16 21:54:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-16 21:54:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-16 21:54:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-16 21:54:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:54:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:54:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:54:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-16 21:54:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-16 21:54:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-16 21:54:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-16 21:54:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-16 21:54:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-11-16 21:54:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-16 21:54:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:05,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-16 21:54:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-16 21:54:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-16 21:54:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:54:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-11-16 21:54:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-11-16 21:54:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-16 21:54:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-16 21:54:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:54:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-16 21:54:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:54:06,095 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2021-11-16 21:54:06,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:54:06,095 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124777947] [2021-11-16 21:54:06,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124777947] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:54:06,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291618318] [2021-11-16 21:54:06,096 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 21:54:06,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:54:06,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:54:06,097 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) [2021-11-16 21:54:06,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-16 21:54:07,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-16 21:54:07,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 21:54:07,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 3322 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-16 21:54:07,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:54:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-16 21:54:07,552 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:54:07,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291618318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:54:07,553 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:54:07,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 9 [2021-11-16 21:54:07,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333911098] [2021-11-16 21:54:07,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:54:07,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:54:07,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:54:07,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:54:07,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-11-16 21:54:07,554 INFO L87 Difference]: Start difference. First operand 553 states and 815 transitions. Second operand has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 6 states have internal predecessors, (130), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-16 21:54:07,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:54:07,578 INFO L93 Difference]: Finished difference Result 572 states and 833 transitions. [2021-11-16 21:54:07,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 21:54:07,579 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 6 states have internal predecessors, (130), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) Word has length 316 [2021-11-16 21:54:07,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:54:07,579 INFO L225 Difference]: With dead ends: 572 [2021-11-16 21:54:07,579 INFO L226 Difference]: Without dead ends: 0 [2021-11-16 21:54:07,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 405 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-16 21:54:07,582 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 5 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:54:07,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 511 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:54:07,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-16 21:54:07,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-16 21:54:07,583 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) [2021-11-16 21:54:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-16 21:54:07,583 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 316 [2021-11-16 21:54:07,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:54:07,583 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-16 21:54:07,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 6 states have internal predecessors, (130), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-16 21:54:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-16 21:54:07,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-16 21:54:07,586 INFO L764 garLoopResultBuilder]: Registering result SAFE for location aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2021-11-16 21:54:07,586 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-16 21:54:07,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-11-16 21:54:07,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-16 21:54:07,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-16 21:54:09,653 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6882 6887) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-16 21:54:09,653 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2021-11-16 21:54:09,653 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L854 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitFINAL(lines 5791 5794) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L854 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_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33|))) (let ((.cse1 (select .cse0 32))) (or (not (= (select .cse0 8) .cse1)) (= .cse1 0))))) (= ~aws_memory_order~0~aws_memory_order_seq_cst aws_atomic_load_ptr_explicit_~memory_order) (and (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse4 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse2 (select .cse4 32)) (.cse3 (select .cse4 8))) (or (not (< (div (+ .cse2 9223372036854775808 (* .cse3 (- 1))) (- 18446744073709551616)) (+ (div (+ (- 1) (* .cse2 (- 1)) .cse3) 18446744073709551616) 1))) (not (< .cse2 .cse3)) (not (<= .cse3 (+ 18446744073709551616 .cse2))) (not (= .cse3 0)))))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse7 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse5 (select .cse7 32)) (.cse6 (select .cse7 8))) (or (not (< .cse5 (+ 18446744073709551616 .cse6))) (not (<= (mod (+ .cse5 (* .cse6 18446744073709551615)) 18446744073709551616) 9223372036854775807)) (not (<= .cse6 .cse5)) (not (= .cse6 0)))))))) [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L5793-1(line 5793) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L861 garLoopResultBuilder]: At program point aws_atomic_load_ptr_explicitENTRY(lines 5791 5794) the Hoare annotation is: true [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitEXIT(lines 5791 5794) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L8801-5(line 8801) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L8801-6(lines 8801 8802) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L8801(line 8801) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L8801-2(line 8801) no Hoare annotation was computed. [2021-11-16 21:54:09,654 INFO L858 garLoopResultBuilder]: For program point L8801-3(line 8801) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L861 garLoopResultBuilder]: At program point s_buf_belongs_to_poolENTRY(lines 8794 8803) the Hoare annotation is: true [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point L8801-8(lines 8801 8802) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point L8801-9(lines 8801 8802) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point L8801-11(lines 8801 8802) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point s_buf_belongs_to_poolEXIT(lines 8794 8803) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point s_buf_belongs_to_poolFINAL(lines 8794 8803) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L861 garLoopResultBuilder]: At program point aws_ring_buffer_check_atomic_ptrENTRY(lines 6039 6045) the Hoare annotation is: true [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrEXIT(lines 6039 6045) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point L6044-2(line 6044) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point L6044(line 6044) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L858 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrFINAL(lines 6039 6045) no Hoare annotation was computed. [2021-11-16 21:54:09,655 INFO L861 garLoopResultBuilder]: At program point aws_atomic_store_ptrENTRY(lines 5638 5641) the Hoare annotation is: true [2021-11-16 21:54:09,656 INFO L858 garLoopResultBuilder]: For program point aws_atomic_store_ptrEXIT(lines 5638 5641) no Hoare annotation was computed. [2021-11-16 21:54:09,656 INFO L858 garLoopResultBuilder]: For program point aws_atomic_store_ptrFINAL(lines 5638 5641) no Hoare annotation was computed. [2021-11-16 21:54:09,656 INFO L861 garLoopResultBuilder]: At program point L5640(line 5640) the Hoare annotation is: true [2021-11-16 21:54:09,656 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-11-16 21:54:09,656 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-11-16 21:54:09,656 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-11-16 21:54:09,656 INFO L861 garLoopResultBuilder]: At program point is_front_valid_stateENTRY(lines 9210 9215) the Hoare annotation is: true [2021-11-16 21:54:09,656 INFO L861 garLoopResultBuilder]: At program point L9213(line 9213) the Hoare annotation is: true [2021-11-16 21:54:09,657 INFO L861 garLoopResultBuilder]: At program point L9212(line 9212) the Hoare annotation is: true [2021-11-16 21:54:09,657 INFO L858 garLoopResultBuilder]: For program point L9213-1(line 9213) no Hoare annotation was computed. [2021-11-16 21:54:09,657 INFO L858 garLoopResultBuilder]: For program point L9212-1(line 9212) no Hoare annotation was computed. [2021-11-16 21:54:09,657 INFO L858 garLoopResultBuilder]: For program point is_front_valid_stateFINAL(lines 9210 9215) no Hoare annotation was computed. [2021-11-16 21:54:09,657 INFO L858 garLoopResultBuilder]: For program point is_front_valid_stateEXIT(lines 9210 9215) no Hoare annotation was computed. [2021-11-16 21:54:09,657 INFO L854 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_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_55| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_55|) 8) 0)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_45| Int)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_45|) 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))) [2021-11-16 21:54:09,657 INFO L858 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitFINAL(lines 5807 5810) no Hoare annotation was computed. [2021-11-16 21:54:09,657 INFO L858 garLoopResultBuilder]: For program point L5809-1(line 5809) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L861 garLoopResultBuilder]: At program point aws_atomic_store_ptr_explicitENTRY(lines 5807 5810) the Hoare annotation is: true [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitEXIT(lines 5807 5810) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L5746(lines 5746 5759) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderEXIT(lines 5745 5760) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderFINAL(lines 5745 5760) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L861 garLoopResultBuilder]: At program point aws_atomic_priv_xlate_orderENTRY(lines 5745 5760) the Hoare annotation is: true [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L5755(line 5755) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L5757(line 5757) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L5751(line 5751) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L5753(line 5753) no Hoare annotation was computed. [2021-11-16 21:54:09,658 INFO L858 garLoopResultBuilder]: For program point L5747(line 5747) no Hoare annotation was computed. [2021-11-16 21:54:09,659 INFO L858 garLoopResultBuilder]: For program point L5749(line 5749) no Hoare annotation was computed. [2021-11-16 21:54:09,659 INFO L858 garLoopResultBuilder]: For program point L233(line 233) no Hoare annotation was computed. [2021-11-16 21:54:09,659 INFO L861 garLoopResultBuilder]: At program point aws_atomic_load_ptrENTRY(lines 5622 5625) the Hoare annotation is: true [2021-11-16 21:54:09,659 INFO L858 garLoopResultBuilder]: For program point aws_atomic_load_ptrEXIT(lines 5622 5625) no Hoare annotation was computed. [2021-11-16 21:54:09,659 INFO L858 garLoopResultBuilder]: For program point L5624-1(line 5624) no Hoare annotation was computed. [2021-11-16 21:54:09,659 INFO L858 garLoopResultBuilder]: For program point aws_atomic_load_ptrFINAL(lines 5622 5625) no Hoare annotation was computed. [2021-11-16 21:54:09,659 INFO L861 garLoopResultBuilder]: At program point L5624(line 5624) the Hoare annotation is: true [2021-11-16 21:54:09,659 INFO L861 garLoopResultBuilder]: At program point aws_byte_buf_is_validENTRY(lines 7375 7381) the Hoare annotation is: true [2021-11-16 21:54:09,659 INFO L858 garLoopResultBuilder]: For program point L7377-3(line 7377) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377-1(line 7377) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377(lines 7377 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377-7(lines 7377 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377-6(lines 7377 7378) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377-4(lines 7377 7378) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377-11(lines 7377 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point L7377-9(lines 7377 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,660 INFO L858 garLoopResultBuilder]: For program point aws_byte_buf_is_validFINAL(lines 7375 7381) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point aws_byte_buf_is_validEXIT(lines 7375 7381) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L7380-2(line 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L7380(line 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L7380-6(line 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L7380-4(line 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L7380-3(line 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L7380-8(line 7380) no Hoare annotation was computed. [2021-11-16 21:54:09,661 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L861 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point L7317(lines 7317 7319) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point L6076-2(line 6076) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L861 garLoopResultBuilder]: At program point aws_ring_buffer_is_validENTRY(lines 6062 6081) the Hoare annotation is: true [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point L6076(line 6076) no Hoare annotation was computed. [2021-11-16 21:54:09,662 INFO L858 garLoopResultBuilder]: For program point L6072-1(line 6072) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L854 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|)) (.cse2 (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|))) (or (and .cse0 .cse1 .cse2 (= aws_ring_buffer_is_valid_~tail~1.base 0)) (not (< 0 |#StackHeapBarrier|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33| Int)) (let ((.cse3 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33|))) (let ((.cse4 (select .cse3 32))) (or (not (= (select .cse3 8) .cse4)) (= .cse4 0))))) (and .cse0 .cse1 (= (select (select |#memory_$Pointer$.base| |aws_ring_buffer_is_valid_#in~ring_buf.base|) (+ 8 |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) 0) .cse2) (and (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse7 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse5 (select .cse7 32)) (.cse6 (select .cse7 8))) (or (not (< (div (+ .cse5 9223372036854775808 (* .cse6 (- 1))) (- 18446744073709551616)) (+ (div (+ (- 1) (* .cse5 (- 1)) .cse6) 18446744073709551616) 1))) (not (< .cse5 .cse6)) (not (<= .cse6 (+ 18446744073709551616 .cse5))) (not (= .cse6 0)))))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse10 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse8 (select .cse10 32)) (.cse9 (select .cse10 8))) (or (not (< .cse8 (+ 18446744073709551616 .cse9))) (not (<= (mod (+ .cse8 (* .cse9 18446744073709551615)) 18446744073709551616) 9223372036854775807)) (not (<= .cse9 .cse8)) (not (= .cse9 0))))))))) [2021-11-16 21:54:09,663 INFO L854 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_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33|))) (let ((.cse1 (select .cse0 32))) (or (not (= (select .cse0 8) .cse1)) (= .cse1 0))))) (and (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse4 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse2 (select .cse4 32)) (.cse3 (select .cse4 8))) (or (not (< (div (+ .cse2 9223372036854775808 (* .cse3 (- 1))) (- 18446744073709551616)) (+ (div (+ (- 1) (* .cse2 (- 1)) .cse3) 18446744073709551616) 1))) (not (< .cse2 .cse3)) (not (<= .cse3 (+ 18446744073709551616 .cse2))) (not (= .cse3 0)))))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse7 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse5 (select .cse7 32)) (.cse6 (select .cse7 8))) (or (not (< .cse5 (+ 18446744073709551616 .cse6))) (not (<= (mod (+ .cse5 (* .cse6 18446744073709551615)) 18446744073709551616) 9223372036854775807)) (not (<= .cse6 .cse5)) (not (= .cse6 0)))))))) [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6066-1(line 6066) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6077-3(line 6077) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6077(line 6077) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6077-1(line 6077) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6077-6(lines 6077 6080) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6077-5(line 6077) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point aws_ring_buffer_is_validEXIT(lines 6062 6081) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L854 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|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|) (= aws_ring_buffer_is_valid_~tail~1.base 0)) (not (< 0 |#StackHeapBarrier|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33|))) (let ((.cse1 (select .cse0 32))) (or (not (= (select .cse0 8) .cse1)) (= .cse1 0))))) (and (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse4 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse2 (select .cse4 32)) (.cse3 (select .cse4 8))) (or (not (< (div (+ .cse2 9223372036854775808 (* .cse3 (- 1))) (- 18446744073709551616)) (+ (div (+ (- 1) (* .cse2 (- 1)) .cse3) 18446744073709551616) 1))) (not (< .cse2 .cse3)) (not (<= .cse3 (+ 18446744073709551616 .cse2))) (not (= .cse3 0)))))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse7 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse5 (select .cse7 32)) (.cse6 (select .cse7 8))) (or (not (< .cse5 (+ 18446744073709551616 .cse6))) (not (<= (mod (+ .cse5 (* .cse6 18446744073709551615)) 18446744073709551616) 9223372036854775807)) (not (<= .cse6 .cse5)) (not (= .cse6 0)))))))) [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6077-8(lines 6077 6080) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L858 garLoopResultBuilder]: For program point L6069-1(line 6069) no Hoare annotation was computed. [2021-11-16 21:54:09,663 INFO L854 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_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_33|))) (let ((.cse1 (select .cse0 32))) (or (not (= (select .cse0 8) .cse1)) (= .cse1 0))))) (and (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse4 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse2 (select .cse4 32)) (.cse3 (select .cse4 8))) (or (not (< (div (+ .cse2 9223372036854775808 (* .cse3 (- 1))) (- 18446744073709551616)) (+ (div (+ (- 1) (* .cse2 (- 1)) .cse3) 18446744073709551616) 1))) (not (< .cse2 .cse3)) (not (<= .cse3 (+ 18446744073709551616 .cse2))) (not (= .cse3 0)))))) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51| Int)) (let ((.cse7 (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base_BEFORE_CALL_51|))) (let ((.cse5 (select .cse7 32)) (.cse6 (select .cse7 8))) (or (not (< .cse5 (+ 18446744073709551616 .cse6))) (not (<= (mod (+ .cse5 (* .cse6 18446744073709551615)) 18446744073709551616) 9223372036854775807)) (not (<= .cse6 .cse5)) (not (= .cse6 0)))))))) [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point L6065-1(line 6065) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point aws_ring_buffer_is_validFINAL(lines 6062 6081) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point L8222(lines 8222 8223) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L861 garLoopResultBuilder]: At program point aws_byte_buf_from_empty_arrayENTRY(lines 8218 8232) the Hoare annotation is: true [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point L8219-1(line 8219) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L861 garLoopResultBuilder]: At program point L8219(line 8219) the Hoare annotation is: true [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point L8222-2(lines 8222 8223) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayFINAL(lines 8218 8232) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L861 garLoopResultBuilder]: At program point L8230(line 8230) the Hoare annotation is: true [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point L8230-2(line 8230) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L858 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayEXIT(lines 8218 8232) no Hoare annotation was computed. [2021-11-16 21:54:09,664 INFO L861 garLoopResultBuilder]: At program point L8230-1(line 8230) the Hoare annotation is: true [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6889 6891) the Hoare annotation is: true [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point is_middle_valid_stateFINAL(lines 9221 9226) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point is_middle_valid_stateEXIT(lines 9221 9226) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L861 garLoopResultBuilder]: At program point is_middle_valid_stateENTRY(lines 9221 9226) the Hoare annotation is: true [2021-11-16 21:54:09,665 INFO L861 garLoopResultBuilder]: At program point L9224(line 9224) the Hoare annotation is: true [2021-11-16 21:54:09,665 INFO L861 garLoopResultBuilder]: At program point L9223(line 9223) the Hoare annotation is: true [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point L9224-1(line 9224) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point L9223-1(line 9223) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point L9251-2(line 9251) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L854 garLoopResultBuilder]: At program point L8789(line 8789) the Hoare annotation is: false [2021-11-16 21:54:09,665 INFO L854 garLoopResultBuilder]: At program point L8822-1(line 8822) the Hoare annotation is: false [2021-11-16 21:54:09,665 INFO L854 garLoopResultBuilder]: At program point L8756(line 8756) the Hoare annotation is: false [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point L8789-1(line 8789) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point L8822-2(line 8822) no Hoare annotation was computed. [2021-11-16 21:54:09,665 INFO L854 garLoopResultBuilder]: At program point L8756-1(line 8756) the Hoare annotation is: false [2021-11-16 21:54:09,665 INFO L858 garLoopResultBuilder]: For program point L8756-2(line 8756) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L9202(line 9202) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8822(line 8822) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8756-3(line 8756) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L9202-1(line 9202) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8756-4(line 8756) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8773(line 8773) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L9252(line 9252) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L8740(line 8740) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8773-1(line 8773) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L9252-1(line 9252) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L8773-2(line 8773) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L8740-2(line 8740) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8773-3(line 8773) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8773-4(line 8773) the Hoare annotation is: false [2021-11-16 21:54:09,666 INFO L858 garLoopResultBuilder]: For program point L8757(line 8757) no Hoare annotation was computed. [2021-11-16 21:54:09,666 INFO L854 garLoopResultBuilder]: At program point L8790-1(line 8790) the Hoare annotation is: false [2021-11-16 21:54:09,667 INFO L858 garLoopResultBuilder]: For program point L8823-2(line 8823) no Hoare annotation was computed. [2021-11-16 21:54:09,667 INFO L854 garLoopResultBuilder]: At program point L9269(line 9269) the Hoare annotation is: false [2021-11-16 21:54:09,667 INFO L858 garLoopResultBuilder]: For program point L8790-2(line 8790) no Hoare annotation was computed. [2021-11-16 21:54:09,667 INFO L858 garLoopResultBuilder]: For program point L9269-1(line 9269) no Hoare annotation was computed. [2021-11-16 21:54:09,667 INFO L854 garLoopResultBuilder]: At program point L9203(lines 9199 9204) the Hoare annotation is: false [2021-11-16 21:54:09,667 INFO L858 garLoopResultBuilder]: For program point L9269-2(line 9269) no Hoare annotation was computed. [2021-11-16 21:54:09,667 INFO L854 garLoopResultBuilder]: At program point L6610(line 6610) the Hoare annotation is: false [2021-11-16 21:54:09,667 INFO L854 garLoopResultBuilder]: At program point L8823(line 8823) the Hoare annotation is: false [2021-11-16 21:54:09,667 INFO L854 garLoopResultBuilder]: At program point L8790(line 8790) the Hoare annotation is: false [2021-11-16 21:54:09,668 INFO L854 garLoopResultBuilder]: At program point L8823-1(line 8823) the Hoare annotation is: false [2021-11-16 21:54:09,668 INFO L858 garLoopResultBuilder]: For program point L6610-3(lines 6610 6612) no Hoare annotation was computed. [2021-11-16 21:54:09,668 INFO L858 garLoopResultBuilder]: For program point L6610-1(lines 6610 6612) no Hoare annotation was computed. [2021-11-16 21:54:09,668 INFO L854 garLoopResultBuilder]: At program point L9269-4(line 9269) the Hoare annotation is: false [2021-11-16 21:54:09,668 INFO L858 garLoopResultBuilder]: For program point L9269-5(line 9269) no Hoare annotation was computed. [2021-11-16 21:54:09,668 INFO L854 garLoopResultBuilder]: At program point L9269-6(line 9269) the Hoare annotation is: false [2021-11-16 21:54:09,668 INFO L858 garLoopResultBuilder]: For program point L9269-7(line 9269) no Hoare annotation was computed. [2021-11-16 21:54:09,668 INFO L854 garLoopResultBuilder]: At program point L8708(line 8708) the Hoare annotation is: false [2021-11-16 21:54:09,668 INFO L858 garLoopResultBuilder]: For program point L8708-1(line 8708) no Hoare annotation was computed. [2021-11-16 21:54:09,668 INFO L854 garLoopResultBuilder]: At program point L8708-2(line 8708) the Hoare annotation is: false [2021-11-16 21:54:09,669 INFO L858 garLoopResultBuilder]: For program point L8774(line 8774) no Hoare annotation was computed. [2021-11-16 21:54:09,669 INFO L854 garLoopResultBuilder]: At program point L8708-3(line 8708) the Hoare annotation is: false [2021-11-16 21:54:09,669 INFO L858 garLoopResultBuilder]: For program point L8708-4(line 8708) no Hoare annotation was computed. [2021-11-16 21:54:09,669 INFO L854 garLoopResultBuilder]: At program point L8725(line 8725) the Hoare annotation is: false [2021-11-16 21:54:09,669 INFO L854 garLoopResultBuilder]: At program point L8758-1(line 8758) the Hoare annotation is: false [2021-11-16 21:54:09,669 INFO L854 garLoopResultBuilder]: At program point L8791-2(lines 8691 8792) the Hoare annotation is: false [2021-11-16 21:54:09,669 INFO L858 garLoopResultBuilder]: For program point L9270-1(line 9270) no Hoare annotation was computed. [2021-11-16 21:54:09,669 INFO L854 garLoopResultBuilder]: At program point L8725-1(line 8725) the Hoare annotation is: false [2021-11-16 21:54:09,669 INFO L858 garLoopResultBuilder]: For program point L8758-2(line 8758) no Hoare annotation was computed. [2021-11-16 21:54:09,670 INFO L858 garLoopResultBuilder]: For program point L9270-2(line 9270) no Hoare annotation was computed. [2021-11-16 21:54:09,670 INFO L858 garLoopResultBuilder]: For program point L8725-2(line 8725) no Hoare annotation was computed. [2021-11-16 21:54:09,670 INFO L854 garLoopResultBuilder]: At program point L9270-3(line 9270) the Hoare annotation is: false [2021-11-16 21:54:09,670 INFO L854 garLoopResultBuilder]: At program point L8725-3(line 8725) the Hoare annotation is: false [2021-11-16 21:54:09,670 INFO L858 garLoopResultBuilder]: For program point L9270-4(line 9270) no Hoare annotation was computed. [2021-11-16 21:54:09,670 INFO L854 garLoopResultBuilder]: At program point L8824(lines 8815 8825) the Hoare annotation is: false [2021-11-16 21:54:09,670 INFO L854 garLoopResultBuilder]: At program point L8791(line 8791) the Hoare annotation is: false [2021-11-16 21:54:09,670 INFO L854 garLoopResultBuilder]: At program point L8758(line 8758) the Hoare annotation is: false [2021-11-16 21:54:09,670 INFO L858 garLoopResultBuilder]: For program point L8791-1(line 8791) no Hoare annotation was computed. [2021-11-16 21:54:09,671 INFO L854 garLoopResultBuilder]: At program point L9270(line 9270) the Hoare annotation is: false [2021-11-16 21:54:09,671 INFO L858 garLoopResultBuilder]: For program point L8725-4(line 8725) no Hoare annotation was computed. [2021-11-16 21:54:09,671 INFO L854 garLoopResultBuilder]: At program point L9270-6(line 9270) the Hoare annotation is: false [2021-11-16 21:54:09,671 INFO L858 garLoopResultBuilder]: For program point L9270-7(line 9270) no Hoare annotation was computed. [2021-11-16 21:54:09,671 INFO L854 garLoopResultBuilder]: At program point L8709(line 8709) the Hoare annotation is: false [2021-11-16 21:54:09,671 INFO L858 garLoopResultBuilder]: For program point L8775-2(line 8775) no Hoare annotation was computed. [2021-11-16 21:54:09,671 INFO L858 garLoopResultBuilder]: For program point L8709-1(line 8709) no Hoare annotation was computed. [2021-11-16 21:54:09,671 INFO L854 garLoopResultBuilder]: At program point L8709-2(line 8709) the Hoare annotation is: false [2021-11-16 21:54:09,671 INFO L854 garLoopResultBuilder]: At program point L8709-3(line 8709) the Hoare annotation is: false [2021-11-16 21:54:09,672 INFO L854 garLoopResultBuilder]: At program point L8775(line 8775) the Hoare annotation is: false [2021-11-16 21:54:09,672 INFO L858 garLoopResultBuilder]: For program point L8742(lines 8742 8748) no Hoare annotation was computed. [2021-11-16 21:54:09,672 INFO L854 garLoopResultBuilder]: At program point L8775-1(line 8775) the Hoare annotation is: false [2021-11-16 21:54:09,672 INFO L858 garLoopResultBuilder]: For program point L8709-4(line 8709) no Hoare annotation was computed. [2021-11-16 21:54:09,672 INFO L854 garLoopResultBuilder]: At program point L8726-1(line 8726) the Hoare annotation is: false [2021-11-16 21:54:09,672 INFO L858 garLoopResultBuilder]: For program point L8759-2(line 8759) no Hoare annotation was computed. [2021-11-16 21:54:09,672 INFO L858 garLoopResultBuilder]: For program point L8726-2(line 8726) no Hoare annotation was computed. [2021-11-16 21:54:09,673 INFO L854 garLoopResultBuilder]: At program point L8726-3(line 8726) the Hoare annotation is: false [2021-11-16 21:54:09,673 INFO L858 garLoopResultBuilder]: For program point L8726-4(line 8726) no Hoare annotation was computed. [2021-11-16 21:54:09,673 INFO L858 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2021-11-16 21:54:09,673 INFO L854 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: false [2021-11-16 21:54:09,673 INFO L854 garLoopResultBuilder]: At program point L8759(line 8759) the Hoare annotation is: false [2021-11-16 21:54:09,673 INFO L854 garLoopResultBuilder]: At program point L8726(line 8726) the Hoare annotation is: false [2021-11-16 21:54:09,673 INFO L854 garLoopResultBuilder]: At program point L8759-1(line 8759) the Hoare annotation is: false [2021-11-16 21:54:09,673 INFO L858 garLoopResultBuilder]: For program point L8743-2(line 8743) no Hoare annotation was computed. [2021-11-16 21:54:09,674 INFO L854 garLoopResultBuilder]: At program point L8743-3(line 8743) the Hoare annotation is: false [2021-11-16 21:54:09,674 INFO L854 garLoopResultBuilder]: At program point L8743-4(line 8743) the Hoare annotation is: false [2021-11-16 21:54:09,674 INFO L854 garLoopResultBuilder]: At program point L8776(line 8776) the Hoare annotation is: false [2021-11-16 21:54:09,674 INFO L854 garLoopResultBuilder]: At program point L8743(line 8743) the Hoare annotation is: false [2021-11-16 21:54:09,674 INFO L854 garLoopResultBuilder]: At program point L8776-1(line 8776) the Hoare annotation is: false [2021-11-16 21:54:09,674 INFO L854 garLoopResultBuilder]: At program point L8743-1(line 8743) the Hoare annotation is: false [2021-11-16 21:54:09,674 INFO L858 garLoopResultBuilder]: For program point L8776-2(line 8776) no Hoare annotation was computed. [2021-11-16 21:54:09,674 INFO L858 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2021-11-16 21:54:09,675 INFO L854 garLoopResultBuilder]: At program point L8727(line 8727) the Hoare annotation is: false [2021-11-16 21:54:09,675 INFO L858 garLoopResultBuilder]: For program point L9239(lines 9239 9278) no Hoare annotation was computed. [2021-11-16 21:54:09,675 INFO L854 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: false [2021-11-16 21:54:09,675 INFO L858 garLoopResultBuilder]: For program point L8727-1(line 8727) no Hoare annotation was computed. [2021-11-16 21:54:09,675 INFO L858 garLoopResultBuilder]: For program point L8744(line 8744) no Hoare annotation was computed. [2021-11-16 21:54:09,675 INFO L858 garLoopResultBuilder]: For program point L7192(lines 7192 7204) no Hoare annotation was computed. [2021-11-16 21:54:09,675 INFO L854 garLoopResultBuilder]: At program point L8728(line 8728) the Hoare annotation is: false [2021-11-16 21:54:09,675 INFO L854 garLoopResultBuilder]: At program point L8728-1(line 8728) the Hoare annotation is: false [2021-11-16 21:54:09,676 INFO L858 garLoopResultBuilder]: For program point L8728-2(line 8728) no Hoare annotation was computed. [2021-11-16 21:54:09,676 INFO L854 garLoopResultBuilder]: At program point L8745(line 8745) the Hoare annotation is: false [2021-11-16 21:54:09,676 INFO L858 garLoopResultBuilder]: For program point L8712(lines 8712 8731) no Hoare annotation was computed. [2021-11-16 21:54:09,676 INFO L854 garLoopResultBuilder]: At program point L8745-1(line 8745) the Hoare annotation is: false [2021-11-16 21:54:09,676 INFO L858 garLoopResultBuilder]: For program point L8745-2(line 8745) no Hoare annotation was computed. [2021-11-16 21:54:09,676 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-16 21:54:09,676 INFO L854 garLoopResultBuilder]: At program point L9274(line 9274) the Hoare annotation is: false [2021-11-16 21:54:09,676 INFO L854 garLoopResultBuilder]: At program point L8729(line 8729) the Hoare annotation is: false [2021-11-16 21:54:09,677 INFO L858 garLoopResultBuilder]: For program point L9274-1(line 9274) no Hoare annotation was computed. [2021-11-16 21:54:09,677 INFO L854 garLoopResultBuilder]: At program point L8696(line 8696) the Hoare annotation is: false [2021-11-16 21:54:09,677 INFO L854 garLoopResultBuilder]: At program point L8729-1(line 8729) the Hoare annotation is: false [2021-11-16 21:54:09,677 INFO L854 garLoopResultBuilder]: At program point L8696-1(line 8696) the Hoare annotation is: false [2021-11-16 21:54:09,677 INFO L858 garLoopResultBuilder]: For program point L8729-2(line 8729) no Hoare annotation was computed. [2021-11-16 21:54:09,677 INFO L854 garLoopResultBuilder]: At program point L8746(line 8746) the Hoare annotation is: false [2021-11-16 21:54:09,677 INFO L854 garLoopResultBuilder]: At program point L8746-1(line 8746) the Hoare annotation is: false [2021-11-16 21:54:09,677 INFO L858 garLoopResultBuilder]: For program point L8746-2(line 8746) no Hoare annotation was computed. [2021-11-16 21:54:09,678 INFO L858 garLoopResultBuilder]: For program point L8763(lines 8763 8769) no Hoare annotation was computed. [2021-11-16 21:54:09,678 INFO L854 garLoopResultBuilder]: At program point L9275(line 9275) the Hoare annotation is: false [2021-11-16 21:54:09,678 INFO L858 garLoopResultBuilder]: For program point L9275-1(line 9275) no Hoare annotation was computed. [2021-11-16 21:54:09,678 INFO L858 garLoopResultBuilder]: For program point L6616(lines 6616 6626) no Hoare annotation was computed. [2021-11-16 21:54:09,678 INFO L854 garLoopResultBuilder]: At program point L8697(line 8697) the Hoare annotation is: false [2021-11-16 21:54:09,678 INFO L858 garLoopResultBuilder]: For program point L8697-1(line 8697) no Hoare annotation was computed. [2021-11-16 21:54:09,678 INFO L858 garLoopResultBuilder]: For program point L8780(lines 8780 8786) no Hoare annotation was computed. [2021-11-16 21:54:09,678 INFO L854 garLoopResultBuilder]: At program point L8764(line 8764) the Hoare annotation is: false [2021-11-16 21:54:09,678 INFO L854 garLoopResultBuilder]: At program point L9276(line 9276) the Hoare annotation is: false [2021-11-16 21:54:09,678 INFO L854 garLoopResultBuilder]: At program point L8764-1(line 8764) the Hoare annotation is: false [2021-11-16 21:54:09,678 INFO L858 garLoopResultBuilder]: For program point L9276-1(line 9276) no Hoare annotation was computed. [2021-11-16 21:54:09,679 INFO L854 garLoopResultBuilder]: At program point L8698(line 8698) the Hoare annotation is: false [2021-11-16 21:54:09,679 INFO L858 garLoopResultBuilder]: For program point L8764-2(line 8764) no Hoare annotation was computed. [2021-11-16 21:54:09,679 INFO L858 garLoopResultBuilder]: For program point L6617-1(line 6617) no Hoare annotation was computed. [2021-11-16 21:54:09,679 INFO L854 garLoopResultBuilder]: At program point L6617(line 6617) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|)) [2021-11-16 21:54:09,679 INFO L854 garLoopResultBuilder]: At program point L8698-1(line 8698) the Hoare annotation is: false [2021-11-16 21:54:09,679 INFO L854 garLoopResultBuilder]: At program point L8764-3(line 8764) the Hoare annotation is: false [2021-11-16 21:54:09,679 INFO L858 garLoopResultBuilder]: For program point L8698-2(line 8698) no Hoare annotation was computed. [2021-11-16 21:54:09,679 INFO L858 garLoopResultBuilder]: For program point L8764-4(line 8764) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L8781(line 8781) the Hoare annotation is: false [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L8781-1(line 8781) the Hoare annotation is: false [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L9260(lines 9260 9273) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L8715(line 8715) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L8781-2(line 8781) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L8781-3(line 8781) the Hoare annotation is: false [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L9260-2(lines 9260 9273) the Hoare annotation is: false [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L8715-2(line 8715) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L8781-4(line 8781) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L8765(line 8765) the Hoare annotation is: false [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L9277(line 9277) the Hoare annotation is: false [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L8765-1(line 8765) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L9277-1(line 9277) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L6618(line 6618) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|)) [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L858 garLoopResultBuilder]: For program point L7196-1(lines 7195 7204) no Hoare annotation was computed. [2021-11-16 21:54:09,680 INFO L854 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L6618-1(line 6618) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L8782-1(line 8782) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L9261(line 9261) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L9261-1(line 9261) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L9261-2(line 9261) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L8782(line 8782) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L8766-1(line 8766) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L8700(lines 8700 8704) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L8766-2(line 8766) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L854 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 (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_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 (= (select (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|))) (store .cse1 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|) (select .cse1 .cse0))) .cse0) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L8766(line 8766) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L8717(lines 8717 8721) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L8783-2(line 8783) no Hoare annotation was computed. [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L8750-2(lines 8734 8787) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L854 garLoopResultBuilder]: At program point L9262-2(line 9262) the Hoare annotation is: false [2021-11-16 21:54:09,681 INFO L858 garLoopResultBuilder]: For program point L9262-3(line 9262) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L8783(line 8783) the Hoare annotation is: false [2021-11-16 21:54:09,682 INFO L858 garLoopResultBuilder]: For program point L8750(lines 8750 8787) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L8783-1(line 8783) the Hoare annotation is: false [2021-11-16 21:54:09,682 INFO L858 garLoopResultBuilder]: For program point L9262(line 9262) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L8701(line 8701) the Hoare annotation is: false [2021-11-16 21:54:09,682 INFO L858 garLoopResultBuilder]: For program point L8767-2(line 8767) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L8701-1(line 8701) the Hoare annotation is: false [2021-11-16 21:54:09,682 INFO L858 garLoopResultBuilder]: For program point L8701-2(line 8701) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L858 garLoopResultBuilder]: For program point L6620-1(line 6620) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L854 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 (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_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 (= (select (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|))) (store .cse1 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|) (select .cse1 .cse0))) .cse0) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L8767(line 8767) the Hoare annotation is: false [2021-11-16 21:54:09,682 INFO L861 garLoopResultBuilder]: At program point L9279(line 9279) the Hoare annotation is: true [2021-11-16 21:54:09,682 INFO L858 garLoopResultBuilder]: For program point L8734(lines 8734 8787) no Hoare annotation was computed. [2021-11-16 21:54:09,682 INFO L854 garLoopResultBuilder]: At program point L8767-1(line 8767) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L858 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2021-11-16 21:54:09,683 INFO L854 garLoopResultBuilder]: At program point L8718-1(line 8718) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L858 garLoopResultBuilder]: For program point L8718-2(line 8718) no Hoare annotation was computed. [2021-11-16 21:54:09,683 INFO L854 garLoopResultBuilder]: At program point L8817(line 8817) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L854 garLoopResultBuilder]: At program point L8784(line 8784) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L854 garLoopResultBuilder]: At program point L8817-1(line 8817) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L854 garLoopResultBuilder]: At program point L8784-1(line 8784) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L854 garLoopResultBuilder]: At program point L9263(line 9263) the Hoare annotation is: false [2021-11-16 21:54:09,683 INFO L858 garLoopResultBuilder]: For program point L8817-2(line 8817) no Hoare annotation was computed. [2021-11-16 21:54:09,684 INFO L854 garLoopResultBuilder]: At program point L8718(line 8718) the Hoare annotation is: false [2021-11-16 21:54:09,684 INFO L858 garLoopResultBuilder]: For program point L8784-2(line 8784) no Hoare annotation was computed. [2021-11-16 21:54:09,684 INFO L858 garLoopResultBuilder]: For program point L9263-1(line 9263) no Hoare annotation was computed. [2021-11-16 21:54:09,684 INFO L854 garLoopResultBuilder]: At program point L8702-1(line 8702) the Hoare annotation is: false [2021-11-16 21:54:09,684 INFO L858 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2021-11-16 21:54:09,684 INFO L858 garLoopResultBuilder]: For program point L8702-2(line 8702) no Hoare annotation was computed. [2021-11-16 21:54:09,684 INFO L854 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2021-11-16 21:54:09,684 INFO L854 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 (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_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 (= (select (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|))) (store .cse1 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|) (select .cse1 .cse0))) .cse0) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,685 INFO L854 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 (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_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 (= (select (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|))) (store .cse1 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|) (select .cse1 .cse0))) .cse0) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,685 INFO L854 garLoopResultBuilder]: At program point L8702(line 8702) the Hoare annotation is: false [2021-11-16 21:54:09,685 INFO L854 garLoopResultBuilder]: At program point L8818(line 8818) the Hoare annotation is: false [2021-11-16 21:54:09,685 INFO L858 garLoopResultBuilder]: For program point L8719-2(line 8719) no Hoare annotation was computed. [2021-11-16 21:54:09,685 INFO L854 garLoopResultBuilder]: At program point L8818-1(line 8818) the Hoare annotation is: false [2021-11-16 21:54:09,685 INFO L858 garLoopResultBuilder]: For program point L8818-2(line 8818) no Hoare annotation was computed. [2021-11-16 21:54:09,685 INFO L854 garLoopResultBuilder]: At program point L9264(line 9264) the Hoare annotation is: false [2021-11-16 21:54:09,685 INFO L854 garLoopResultBuilder]: At program point L8719(line 8719) the Hoare annotation is: false [2021-11-16 21:54:09,686 INFO L858 garLoopResultBuilder]: For program point L9264-1(line 9264) no Hoare annotation was computed. [2021-11-16 21:54:09,686 INFO L854 garLoopResultBuilder]: At program point L8719-1(line 8719) the Hoare annotation is: false [2021-11-16 21:54:09,686 INFO L858 garLoopResultBuilder]: For program point L6622(line 6622) no Hoare annotation was computed. [2021-11-16 21:54:09,686 INFO L858 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2021-11-16 21:54:09,686 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-16 21:54:09,686 INFO L854 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2021-11-16 21:54:09,686 INFO L854 garLoopResultBuilder]: At program point L8703(line 8703) the Hoare annotation is: false [2021-11-16 21:54:09,686 INFO L858 garLoopResultBuilder]: For program point L8703-1(line 8703) no Hoare annotation was computed. [2021-11-16 21:54:09,687 INFO L854 garLoopResultBuilder]: At program point L9265-4(line 9265) the Hoare annotation is: false [2021-11-16 21:54:09,687 INFO L858 garLoopResultBuilder]: For program point L9265-5(line 9265) no Hoare annotation was computed. [2021-11-16 21:54:09,687 INFO L858 garLoopResultBuilder]: For program point L9265(line 9265) no Hoare annotation was computed. [2021-11-16 21:54:09,687 INFO L854 garLoopResultBuilder]: At program point L8720(line 8720) the Hoare annotation is: false [2021-11-16 21:54:09,687 INFO L858 garLoopResultBuilder]: For program point L8720-1(line 8720) no Hoare annotation was computed. [2021-11-16 21:54:09,687 INFO L854 garLoopResultBuilder]: At program point L9265-2(line 9265) the Hoare annotation is: false [2021-11-16 21:54:09,687 INFO L858 garLoopResultBuilder]: For program point L9265-3(line 9265) no Hoare annotation was computed. [2021-11-16 21:54:09,687 INFO L858 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2021-11-16 21:54:09,688 INFO L854 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 (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_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 (= (select (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|))) (store .cse1 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|) (select .cse1 .cse0))) .cse0) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,688 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-11-16 21:54:09,688 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-11-16 21:54:09,688 INFO L854 garLoopResultBuilder]: At program point L9249(line 9249) the Hoare annotation is: (let ((.cse4 (+ 8 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset|)) (.cse5 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|))) (and (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (let ((.cse3 (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|))) (let ((.cse1 (select .cse3 .cse4))) (let ((.cse0 (select .cse3 (+ 32 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset|))) (.cse2 (= .cse1 0))) (or (and (< .cse0 .cse1) (< (div (+ 9223372036854775808 .cse0 (* .cse1 (- 1))) (- 18446744073709551616)) (+ (div (+ (- 1) (* .cse0 (- 1)) .cse1) 18446744073709551616) 1)) (<= .cse1 (+ 18446744073709551616 .cse0)) .cse2) (and (<= .cse1 .cse0) (< .cse0 (+ 18446744073709551616 .cse1)) (<= (mod (+ (* .cse1 18446744073709551615) .cse0) 18446744073709551616) 9223372036854775807) .cse2))))) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (not (= (select .cse5 .cse4) 0)) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (= (select .cse5 8) (select .cse5 32)) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,688 INFO L854 garLoopResultBuilder]: At program point L8737(line 8737) the Hoare annotation is: false [2021-11-16 21:54:09,688 INFO L854 garLoopResultBuilder]: At program point L9249-1(line 9249) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|))) (let ((.cse0 (select .cse1 (+ 32 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset|)))) (and (<= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_#t~ret1356#1| 0) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (not (= .cse0 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset|) (= (select .cse1 (+ 8 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset|)) .cse0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (<= 0 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_#t~ret1356#1|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|)))) [2021-11-16 21:54:09,688 INFO L858 garLoopResultBuilder]: For program point L8737-1(line 8737) no Hoare annotation was computed. [2021-11-16 21:54:09,689 INFO L858 garLoopResultBuilder]: For program point L9249-2(line 9249) no Hoare annotation was computed. [2021-11-16 21:54:09,689 INFO L854 garLoopResultBuilder]: At program point L9266(line 9266) the Hoare annotation is: false [2021-11-16 21:54:09,689 INFO L858 garLoopResultBuilder]: For program point L9266-5(line 9266) no Hoare annotation was computed. [2021-11-16 21:54:09,689 INFO L854 garLoopResultBuilder]: At program point L9266-6(line 9266) the Hoare annotation is: false [2021-11-16 21:54:09,689 INFO L858 garLoopResultBuilder]: For program point L9266-7(line 9266) no Hoare annotation was computed. [2021-11-16 21:54:09,689 INFO L858 garLoopResultBuilder]: For program point L9266-1(line 9266) no Hoare annotation was computed. [2021-11-16 21:54:09,689 INFO L858 garLoopResultBuilder]: For program point L9266-2(line 9266) no Hoare annotation was computed. [2021-11-16 21:54:09,689 INFO L854 garLoopResultBuilder]: At program point L9266-4(line 9266) the Hoare annotation is: false [2021-11-16 21:54:09,690 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-11-16 21:54:09,690 INFO L858 garLoopResultBuilder]: For program point L6624-1(line 6624) no Hoare annotation was computed. [2021-11-16 21:54:09,690 INFO L854 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 (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_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 (= (select (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|))) (store .cse1 (+ 32 |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset|) (select .cse1 .cse0))) .cse0) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|))) [2021-11-16 21:54:09,690 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-11-16 21:54:09,690 INFO L854 garLoopResultBuilder]: At program point L8821(line 8821) the Hoare annotation is: false [2021-11-16 21:54:09,690 INFO L858 garLoopResultBuilder]: For program point L8821-1(line 8821) no Hoare annotation was computed. [2021-11-16 21:54:09,690 INFO L858 garLoopResultBuilder]: For program point L8755(lines 8755 8761) no Hoare annotation was computed. [2021-11-16 21:54:09,690 INFO L854 garLoopResultBuilder]: At program point L9267(line 9267) the Hoare annotation is: false [2021-11-16 21:54:09,691 INFO L858 garLoopResultBuilder]: For program point L9267-1(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,691 INFO L858 garLoopResultBuilder]: For program point L9267-6(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,691 INFO L854 garLoopResultBuilder]: At program point L9267-8(line 9267) the Hoare annotation is: false [2021-11-16 21:54:09,691 INFO L858 garLoopResultBuilder]: For program point L9267-9(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,691 INFO L854 garLoopResultBuilder]: At program point L9201(line 9201) the Hoare annotation is: false [2021-11-16 21:54:09,691 INFO L858 garLoopResultBuilder]: For program point L9267-2(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,691 INFO L858 garLoopResultBuilder]: For program point L9201-1(line 9201) no Hoare annotation was computed. [2021-11-16 21:54:09,691 INFO L854 garLoopResultBuilder]: At program point L9267-4(line 9267) the Hoare annotation is: false [2021-11-16 21:54:09,692 INFO L858 garLoopResultBuilder]: For program point L9267-5(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,692 INFO L858 garLoopResultBuilder]: For program point L8772(lines 8772 8778) no Hoare annotation was computed. [2021-11-16 21:54:09,692 INFO L854 garLoopResultBuilder]: At program point L9251(line 9251) the Hoare annotation is: false [2021-11-16 21:54:09,692 INFO L854 garLoopResultBuilder]: At program point L9251-1(line 9251) 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)) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base| |ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf#1.base|) (<= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_#t~ret1357#1| 0) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset|) (<= 0 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_#t~ret1357#1|) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.offset| 0) (= |ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf#1.offset| 0) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#ring_buf~0#1.base|) (< 1 |ULTIMATE.start_aws_ring_buffer_acquire_up_to_harness_~#buf~3#1.base|)) [2021-11-16 21:54:09,692 INFO L858 garLoopResultBuilder]: For program point L9267-10(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,692 INFO L854 garLoopResultBuilder]: At program point L9267-11(line 9267) the Hoare annotation is: false [2021-11-16 21:54:09,692 INFO L858 garLoopResultBuilder]: For program point L9267-12(line 9267) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point is_ends_valid_stateEXIT(lines 9232 9237) no Hoare annotation was computed. [2021-11-16 21:54:09,693 INFO L858 garLoopResultBuilder]: For program point L9234-1(line 9234) no Hoare annotation was computed. [2021-11-16 21:54:09,694 INFO L861 garLoopResultBuilder]: At program point is_ends_valid_stateENTRY(lines 9232 9237) the Hoare annotation is: true [2021-11-16 21:54:09,694 INFO L858 garLoopResultBuilder]: For program point is_ends_valid_stateFINAL(lines 9232 9237) no Hoare annotation was computed. [2021-11-16 21:54:09,694 INFO L861 garLoopResultBuilder]: At program point L9235(line 9235) the Hoare annotation is: true [2021-11-16 21:54:09,694 INFO L861 garLoopResultBuilder]: At program point L9234(line 9234) the Hoare annotation is: true [2021-11-16 21:54:09,694 INFO L858 garLoopResultBuilder]: For program point L9235-1(line 9235) no Hoare annotation was computed. [2021-11-16 21:54:09,697 INFO L732 BasicCegarLoop]: Path program histogram: [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] [2021-11-16 21:54:09,698 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 21:54:09,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 09:54:09 BoogieIcfgContainer [2021-11-16 21:54:09,706 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 21:54:09,707 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 21:54:09,707 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 21:54:09,707 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 21:54:09,707 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:52:10" (3/4) ... [2021-11-16 21:54:09,709 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_from_empty_array [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2021-11-16 21:54:09,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_front_valid_state [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2021-11-16 21:54:09,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2021-11-16 21:54:09,737 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2021-11-16 21:54:09,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-11-16 21:54:09,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2021-11-16 21:54:09,743 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-16 21:54:09,745 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-16 21:54:09,746 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-16 21:54:09,747 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-16 21:54:09,748 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-16 21:54:10,373 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-16 21:54:10,373 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 21:54:10,373 INFO L158 Benchmark]: Toolchain (without parser) took 124823.07ms. Allocated memory was 98.6MB in the beginning and 635.4MB in the end (delta: 536.9MB). Free memory was 60.2MB in the beginning and 169.3MB in the end (delta: -109.2MB). Peak memory consumption was 438.3MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,373 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 98.6MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 21:54:10,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2135.62ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 59.9MB in the beginning and 85.3MB in the end (delta: -25.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 231.84ms. Allocated memory is still 153.1MB. Free memory was 85.3MB in the beginning and 71.4MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,374 INFO L158 Benchmark]: Boogie Preprocessor took 92.79ms. Allocated memory is still 153.1MB. Free memory was 71.4MB in the beginning and 61.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,374 INFO L158 Benchmark]: RCFGBuilder took 2079.33ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 61.7MB in the beginning and 166.5MB in the end (delta: -104.7MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,374 INFO L158 Benchmark]: TraceAbstraction took 119609.03ms. Allocated memory was 237.0MB in the beginning and 635.4MB in the end (delta: 398.5MB). Free memory was 166.5MB in the beginning and 271.2MB in the end (delta: -104.7MB). Peak memory consumption was 293.7MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,375 INFO L158 Benchmark]: Witness Printer took 665.86ms. Allocated memory is still 635.4MB. Free memory was 271.2MB in the beginning and 169.3MB in the end (delta: 101.8MB). Peak memory consumption was 113.4MB. Max. memory is 16.1GB. [2021-11-16 21:54:10,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 98.6MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2135.62ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 59.9MB in the beginning and 85.3MB in the end (delta: -25.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 231.84ms. Allocated memory is still 153.1MB. Free memory was 85.3MB in the beginning and 71.4MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.79ms. Allocated memory is still 153.1MB. Free memory was 71.4MB in the beginning and 61.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2079.33ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 61.7MB in the beginning and 166.5MB in the end (delta: -104.7MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * TraceAbstraction took 119609.03ms. Allocated memory was 237.0MB in the beginning and 635.4MB in the end (delta: 398.5MB). Free memory was 166.5MB in the beginning and 271.2MB in the end (delta: -104.7MB). Peak memory consumption was 293.7MB. Max. memory is 16.1GB. * Witness Printer took 665.86ms. Allocated memory is still 635.4MB. Free memory was 271.2MB in the beginning and 169.3MB in the end (delta: 101.8MB). Peak memory consumption was 113.4MB. 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, 409 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 119.5s, OverallIterations: 28, TraceHistogramMax: 10, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 32.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 5164 SdHoareTripleChecker+Valid, 27.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4615 mSDsluCounter, 106732 SdHoareTripleChecker+Invalid, 24.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 8693 IncrementalHoareTripleChecker+Unchecked, 91598 mSDsCounter, 3125 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17483 IncrementalHoareTripleChecker+Invalid, 29302 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3125 mSolverCounterUnsat, 15134 mSDtfsCounter, 17483 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11287 GetRequests, 10664 SyntacticMatches, 86 SemanticMatches, 537 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4563 ImplicationChecksByTransitivity, 30.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=574occurred in iteration=24, InterpolantAutomatonStates: 366, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 28 MinimizatonAttempts, 353 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 178 LocationsWithAnnotation, 7224 PreInvPairs, 7238 NumberOfFragments, 1707 HoareAnnotationTreeSize, 7224 FomulaSimplifications, 66 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 178 FomulaSimplificationsInter, 7286 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.8s SsaConstructionTime, 13.2s SatisfiabilityAnalysisTime, 61.1s InterpolantComputationTime, 14754 NumberOfCodeBlocks, 14754 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 15955 ConstructedInterpolants, 820 QuantifiedInterpolants, 46534 SizeOfPredicates, 168 NumberOfNonLiveVariables, 81377 ConjunctsInSsa, 475 ConjunctsInUnsatCore, 57 InterpolantComputations, 23 PerfectInterpolantSequences, 24834/25389 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: 8691]: 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: 9279]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-16 21:54:10,452 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