/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-commit-tester/main4_arch-x86-oprofile-oprofile-ko--131_1a--79db8ef-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:02:09,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:02:09,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:02:09,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:02:09,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:02:09,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:02:09,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:02:09,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:02:09,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:02:09,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:02:09,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:02:09,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:02:09,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:02:09,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:02:09,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:02:09,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:02:09,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:02:09,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:02:09,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:02:09,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:02:09,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:02:09,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:02:09,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:02:09,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:02:09,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:02:09,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:02:09,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:02:09,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:02:09,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:02:09,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:02:09,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:02:09,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:02:09,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:02:09,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:02:09,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:02:09,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:02:09,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:02:09,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:02:09,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:02:09,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:02:09,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:02:09,495 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:02:09,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:02:09,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:02:09,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:02:09,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:02:09,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:02:09,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:02:09,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:02:09,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:02:09,533 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:02:09,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:02:09,534 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:02:09,534 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:02:09,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:02:09,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:02:09,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:02:09,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:02:09,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:02:09,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:02:09,535 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:02:09,535 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:02:09,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:02:09,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:02:09,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:02:09,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:02:09,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:02:09,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:02:09,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:02:09,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:02:09,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:02:09,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:02:09,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:02:09,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:02:09,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:02:09,538 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:02:09,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:02:09,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:02:09,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:02:09,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:02:09,935 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:02:09,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main4_arch-x86-oprofile-oprofile-ko--131_1a--79db8ef-1.i [2022-10-15 21:02:10,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68ee2128/c94042bb4230467a822d4b577d15de19/FLAGa6da56f55 [2022-10-15 21:02:11,268 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:02:11,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main4_arch-x86-oprofile-oprofile-ko--131_1a--79db8ef-1.i [2022-10-15 21:02:11,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68ee2128/c94042bb4230467a822d4b577d15de19/FLAGa6da56f55 [2022-10-15 21:02:11,593 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68ee2128/c94042bb4230467a822d4b577d15de19 [2022-10-15 21:02:11,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:02:11,604 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:02:11,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:02:11,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:02:11,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:02:11,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:02:11" (1/1) ... [2022-10-15 21:02:11,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2ed0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:11, skipping insertion in model container [2022-10-15 21:02:11,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:02:11" (1/1) ... [2022-10-15 21:02:11,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:02:11,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:02:15,160 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/ldv-commit-tester/main4_arch-x86-oprofile-oprofile-ko--131_1a--79db8ef-1.i[301821,301834] [2022-10-15 21:02:15,193 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-15 21:02:15,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:02:15,300 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:02:15,843 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/ldv-commit-tester/main4_arch-x86-oprofile-oprofile-ko--131_1a--79db8ef-1.i[301821,301834] [2022-10-15 21:02:15,854 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-15 21:02:15,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:02:16,199 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:02:16,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16 WrapperNode [2022-10-15 21:02:16,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:02:16,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:02:16,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:02:16,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:02:16,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:16,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:16,846 INFO L138 Inliner]: procedures = 458, calls = 3122, calls flagged for inlining = 233, calls inlined = 146, statements flattened = 6493 [2022-10-15 21:02:16,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:02:16,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:02:16,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:02:16,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:02:16,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:16,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:16,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:16,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:17,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:17,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:17,350 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:17,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:17,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:02:17,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:02:17,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:02:17,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:02:17,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (1/1) ... [2022-10-15 21:02:17,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:02:17,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:02:17,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:02:17,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:02:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-15 21:02:17,553 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-15 21:02:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure ppro_shutdown [2022-10-15 21:02:17,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ppro_shutdown [2022-10-15 21:02:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-10-15 21:02:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-10-15 21:02:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-10-15 21:02:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-10-15 21:02:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:02:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:02:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure start_switch_worker [2022-10-15 21:02:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure start_switch_worker [2022-10-15 21:02:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure p4_shutdown [2022-10-15 21:02:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure p4_shutdown [2022-10-15 21:02:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-10-15 21:02:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-10-15 21:02:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_evntsel_nmi [2022-10-15 21:02:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_evntsel_nmi [2022-10-15 21:02:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc___0 [2022-10-15 21:02:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc___0 [2022-10-15 21:02:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_die_notifier [2022-10-15 21:02:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_die_notifier [2022-10-15 21:02:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure generic_delete_inode [2022-10-15 21:02:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure oprofilefs_ulong_to_user [2022-10-15 21:02:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure oprofilefs_ulong_to_user [2022-10-15 21:02:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-15 21:02:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-15 21:02:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure sync_buffer [2022-10-15 21:02:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_buffer [2022-10-15 21:02:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-15 21:02:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-15 21:02:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure __oprofile_add_ext_sample [2022-10-15 21:02:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __oprofile_add_ext_sample [2022-10-15 21:02:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure log_sample [2022-10-15 21:02:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure log_sample [2022-10-15 21:02:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_cpu_notifier [2022-10-15 21:02:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_cpu_notifier [2022-10-15 21:02:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure op_cpu_buffer_write_commit [2022-10-15 21:02:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure op_cpu_buffer_write_commit [2022-10-15 21:02:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure register_cpu_notifier [2022-10-15 21:02:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure register_cpu_notifier [2022-10-15 21:02:17,560 INFO L130 BoogieDeclarations]: Found specification of procedure release_evntsel_nmi [2022-10-15 21:02:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure release_evntsel_nmi [2022-10-15 21:02:17,560 INFO L130 BoogieDeclarations]: Found specification of procedure __oprofile_hrtimer_stop [2022-10-15 21:02:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __oprofile_hrtimer_stop [2022-10-15 21:02:17,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 21:02:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 21:02:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure get_stagger [2022-10-15 21:02:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stagger [2022-10-15 21:02:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-15 21:02:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-15 21:02:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:02:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2022-10-15 21:02:17,562 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2022-10-15 21:02:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure kill_litter_super [2022-10-15 21:02:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure op_amd_init [2022-10-15 21:02:17,562 INFO L138 BoogieDeclarations]: Found implementation of procedure op_amd_init [2022-10-15 21:02:17,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~int [2022-10-15 21:02:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~int [2022-10-15 21:02:17,563 INFO L130 BoogieDeclarations]: Found specification of procedure op_cpu_buffer_write_reserve [2022-10-15 21:02:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure op_cpu_buffer_write_reserve [2022-10-15 21:02:17,563 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_write_msr [2022-10-15 21:02:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_write_msr [2022-10-15 21:02:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:02:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-15 21:02:17,564 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-15 21:02:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure oprofile_add_sample [2022-10-15 21:02:17,564 INFO L138 BoogieDeclarations]: Found implementation of procedure oprofile_add_sample [2022-10-15 21:02:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2022-10-15 21:02:17,565 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2022-10-15 21:02:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure oprofile_stop [2022-10-15 21:02:17,565 INFO L138 BoogieDeclarations]: Found implementation of procedure oprofile_stop [2022-10-15 21:02:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure add_event_entry [2022-10-15 21:02:17,565 INFO L138 BoogieDeclarations]: Found implementation of procedure add_event_entry [2022-10-15 21:02:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:02:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:02:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-10-15 21:02:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-10-15 21:02:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure has_mux [2022-10-15 21:02:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure has_mux [2022-10-15 21:02:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:02:17,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:02:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure oprofile_add_trace [2022-10-15 21:02:17,567 INFO L138 BoogieDeclarations]: Found implementation of procedure oprofile_add_trace [2022-10-15 21:02:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure lookup_dcookie [2022-10-15 21:02:17,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup_dcookie [2022-10-15 21:02:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure op_x86_phys_to_virt [2022-10-15 21:02:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure op_x86_phys_to_virt [2022-10-15 21:02:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure release_mm [2022-10-15 21:02:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure release_mm [2022-10-15 21:02:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_shutdown [2022-10-15 21:02:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_shutdown [2022-10-15 21:02:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure put_online_cpus [2022-10-15 21:02:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure put_online_cpus [2022-10-15 21:02:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_start [2022-10-15 21:02:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_start [2022-10-15 21:02:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_buffer_waiter [2022-10-15 21:02:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_buffer_waiter [2022-10-15 21:02:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure register_die_notifier [2022-10-15 21:02:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure register_die_notifier [2022-10-15 21:02:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure ring_buffer_event_data [2022-10-15 21:02:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_buffer_event_data [2022-10-15 21:02:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:02:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2022-10-15 21:02:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2022-10-15 21:02:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start [2022-10-15 21:02:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start [2022-10-15 21:02:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-10-15 21:02:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-10-15 21:02:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:02:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure release_perfctr_nmi [2022-10-15 21:02:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure release_perfctr_nmi [2022-10-15 21:02:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-10-15 21:02:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-10-15 21:02:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:02:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-15 21:02:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:02:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:02:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure op_add_code [2022-10-15 21:02:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure op_add_code [2022-10-15 21:02:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:02:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:02:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-10-15 21:02:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-10-15 21:02:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure user_mode [2022-10-15 21:02:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure user_mode [2022-10-15 21:02:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 21:02:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-15 21:02:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-10-15 21:02:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-10-15 21:02:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure add_sample_entry [2022-10-15 21:02:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure add_sample_entry [2022-10-15 21:02:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-10-15 21:02:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-10-15 21:02:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:02:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:02:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:02:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:02:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_perfctr_nmi [2022-10-15 21:02:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_perfctr_nmi [2022-10-15 21:02:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_msr [2022-10-15 21:02:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_msr [2022-10-15 21:02:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-15 21:02:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-15 21:02:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure op_x86_get_ctrl [2022-10-15 21:02:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure op_x86_get_ctrl [2022-10-15 21:02:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2022-10-15 21:02:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2022-10-15 21:02:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_resume [2022-10-15 21:02:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_resume [2022-10-15 21:02:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-15 21:02:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-15 21:02:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:02:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:02:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure addr_increment [2022-10-15 21:02:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure addr_increment [2022-10-15 21:02:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure free_msrs [2022-10-15 21:02:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure free_msrs [2022-10-15 21:02:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-10-15 21:02:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-10-15 21:02:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-10-15 21:02:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-10-15 21:02:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure find_vma [2022-10-15 21:02:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure find_vma [2022-10-15 21:02:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:02:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:02:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:02:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure fast_get_dcookie [2022-10-15 21:02:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fast_get_dcookie [2022-10-15 21:02:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-10-15 21:02:17,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-10-15 21:02:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure op_cpu_buffer_get_size [2022-10-15 21:02:17,581 INFO L138 BoogieDeclarations]: Found implementation of procedure op_cpu_buffer_get_size [2022-10-15 21:02:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-10-15 21:02:17,581 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-10-15 21:02:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:02:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2022-10-15 21:02:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2022-10-15 21:02:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure apic_write [2022-10-15 21:02:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure apic_write [2022-10-15 21:02:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure switch_worker [2022-10-15 21:02:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_worker [2022-10-15 21:02:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:02:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure op_x86_warn_reserved [2022-10-15 21:02:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure op_x86_warn_reserved [2022-10-15 21:02:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-15 21:02:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-15 21:02:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure on_each_cpu [2022-10-15 21:02:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure on_each_cpu [2022-10-15 21:02:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-15 21:02:17,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-15 21:02:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-15 21:02:17,584 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-15 21:02:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure setup_APIC_eilvt_ibs [2022-10-15 21:02:17,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_APIC_eilvt_ibs [2022-10-15 21:02:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure op_cpu_buffer_add_data [2022-10-15 21:02:17,585 INFO L138 BoogieDeclarations]: Found implementation of procedure op_cpu_buffer_add_data [2022-10-15 21:02:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-15 21:02:17,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-15 21:02:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-10-15 21:02:17,585 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-10-15 21:02:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-10-15 21:02:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-10-15 21:02:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_shutdown [2022-10-15 21:02:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_shutdown [2022-10-15 21:02:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure cpuid_eax [2022-10-15 21:02:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cpuid_eax [2022-10-15 21:02:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure op_cpu_buffer_get_data [2022-10-15 21:02:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure op_cpu_buffer_get_data [2022-10-15 21:02:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_switch [2022-10-15 21:02:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_switch [2022-10-15 21:02:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure op_add_sample [2022-10-15 21:02:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure op_add_sample [2022-10-15 21:02:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_up [2022-10-15 21:02:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_up [2022-10-15 21:02:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2022-10-15 21:02:17,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2022-10-15 21:02:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure op_amd_randomize_ibs_op [2022-10-15 21:02:17,588 INFO L138 BoogieDeclarations]: Found implementation of procedure op_amd_randomize_ibs_op [2022-10-15 21:02:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-15 21:02:17,588 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-15 21:02:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:02:17,588 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:02:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:02:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_stop [2022-10-15 21:02:17,589 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_stop [2022-10-15 21:02:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:02:17,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:02:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2022-10-15 21:02:17,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2022-10-15 21:02:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_setup [2022-10-15 21:02:17,590 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_setup [2022-10-15 21:02:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure add_cookie_switch [2022-10-15 21:02:17,590 INFO L138 BoogieDeclarations]: Found implementation of procedure add_cookie_switch [2022-10-15 21:02:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure get_online_cpus [2022-10-15 21:02:17,590 INFO L138 BoogieDeclarations]: Found implementation of procedure get_online_cpus [2022-10-15 21:02:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2022-10-15 21:02:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-10-15 21:02:17,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-10-15 21:02:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-15 21:02:17,591 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-15 21:02:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2022-10-15 21:02:17,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2022-10-15 21:02:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-15 21:02:17,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-15 21:02:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure apic_read [2022-10-15 21:02:17,592 INFO L138 BoogieDeclarations]: Found implementation of procedure apic_read [2022-10-15 21:02:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure op_x86_virt_to_phys [2022-10-15 21:02:17,592 INFO L138 BoogieDeclarations]: Found implementation of procedure op_x86_virt_to_phys [2022-10-15 21:02:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-15 21:02:17,592 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-15 21:02:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_setup [2022-10-15 21:02:17,593 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_setup [2022-10-15 21:02:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure process_task_mortuary [2022-10-15 21:02:17,593 INFO L138 BoogieDeclarations]: Found implementation of procedure process_task_mortuary [2022-10-15 21:02:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:02:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:02:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:02:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure oprofilefs_ulong_from_user [2022-10-15 21:02:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure oprofilefs_ulong_from_user [2022-10-15 21:02:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure backtrace_warning [2022-10-15 21:02:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure backtrace_warning [2022-10-15 21:02:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure op_amd_shutdown [2022-10-15 21:02:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure op_amd_shutdown [2022-10-15 21:02:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-15 21:02:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-15 21:02:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure nmi_cpu_down [2022-10-15 21:02:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure nmi_cpu_down [2022-10-15 21:02:18,574 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:02:18,579 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:02:24,791 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:02:24,818 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:02:24,818 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:02:24,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:02:24 BoogieIcfgContainer [2022-10-15 21:02:24,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:02:24,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:02:24,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:02:24,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:02:24,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:02:11" (1/3) ... [2022-10-15 21:02:24,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee8cc40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:02:24, skipping insertion in model container [2022-10-15 21:02:24,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:02:16" (2/3) ... [2022-10-15 21:02:24,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee8cc40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:02:24, skipping insertion in model container [2022-10-15 21:02:24,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:02:24" (3/3) ... [2022-10-15 21:02:24,836 INFO L112 eAbstractionObserver]: Analyzing ICFG main4_arch-x86-oprofile-oprofile-ko--131_1a--79db8ef-1.i [2022-10-15 21:02:24,860 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:02:24,861 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 78 error locations. [2022-10-15 21:02:24,983 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:02:24,994 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4f2c01c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:02:24,994 INFO L358 AbstractCegarLoop]: Starting to check reachability of 78 error locations. [2022-10-15 21:02:25,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 2278 states, 1664 states have (on average 1.4717548076923077) internal successors, (2449), 1783 states have internal predecessors, (2449), 411 states have call successors, (411), 124 states have call predecessors, (411), 124 states have return successors, (411), 399 states have call predecessors, (411), 411 states have call successors, (411) [2022-10-15 21:02:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-15 21:02:25,031 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:02:25,032 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:02:25,033 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_orderErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_orderErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ppro_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 75 more)] === [2022-10-15 21:02:25,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:02:25,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1934459843, now seen corresponding path program 1 times [2022-10-15 21:02:25,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:02:25,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560435744] [2022-10-15 21:02:25,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:02:25,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:02:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:26,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:26,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-15 21:02:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:26,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-15 21:02:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:26,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:26,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-15 21:02:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 21:02:26,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:02:26,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560435744] [2022-10-15 21:02:26,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560435744] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:02:26,739 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:02:26,739 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 21:02:26,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890629072] [2022-10-15 21:02:26,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:02:26,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 21:02:26,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:02:26,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 21:02:26,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 21:02:26,799 INFO L87 Difference]: Start difference. First operand has 2278 states, 1664 states have (on average 1.4717548076923077) internal successors, (2449), 1783 states have internal predecessors, (2449), 411 states have call successors, (411), 124 states have call predecessors, (411), 124 states have return successors, (411), 399 states have call predecessors, (411), 411 states have call successors, (411) Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-15 21:02:31,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:02:31,004 INFO L93 Difference]: Finished difference Result 4712 states and 6883 transitions. [2022-10-15 21:02:31,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-15 21:02:31,008 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-10-15 21:02:31,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:02:31,053 INFO L225 Difference]: With dead ends: 4712 [2022-10-15 21:02:31,053 INFO L226 Difference]: Without dead ends: 2424 [2022-10-15 21:02:31,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 21:02:31,080 INFO L413 NwaCegarLoop]: 2942 mSDtfsCounter, 1112 mSDsluCounter, 3523 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 479 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 6465 SdHoareTripleChecker+Invalid, 1956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 479 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-10-15 21:02:31,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1281 Valid, 6465 Invalid, 1956 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [479 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-10-15 21:02:31,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2022-10-15 21:02:31,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 2248. [2022-10-15 21:02:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2248 states, 1645 states have (on average 1.4145896656534955) internal successors, (2327), 1756 states have internal predecessors, (2327), 417 states have call successors, (417), 112 states have call predecessors, (417), 112 states have return successors, (417), 405 states have call predecessors, (417), 417 states have call successors, (417) [2022-10-15 21:02:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 2248 states and 3161 transitions. [2022-10-15 21:02:31,399 INFO L78 Accepts]: Start accepts. Automaton has 2248 states and 3161 transitions. Word has length 33 [2022-10-15 21:02:31,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:02:31,402 INFO L495 AbstractCegarLoop]: Abstraction has 2248 states and 3161 transitions. [2022-10-15 21:02:31,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-15 21:02:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 3161 transitions. [2022-10-15 21:02:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-15 21:02:31,415 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:02:31,415 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:02:31,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:02:31,416 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_orderErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_orderErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ppro_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 75 more)] === [2022-10-15 21:02:31,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:02:31,417 INFO L85 PathProgramCache]: Analyzing trace with hash -445534852, now seen corresponding path program 1 times [2022-10-15 21:02:31,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:02:31,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926381264] [2022-10-15 21:02:31,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:02:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:02:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-15 21:02:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:32,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:02:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:32,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:32,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:02:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 21:02:32,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:02:32,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926381264] [2022-10-15 21:02:32,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926381264] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:02:32,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:02:32,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 21:02:32,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990908778] [2022-10-15 21:02:32,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:02:32,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 21:02:32,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:02:32,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 21:02:32,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 21:02:32,356 INFO L87 Difference]: Start difference. First operand 2248 states and 3161 transitions. Second operand has 4 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-15 21:02:36,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:02:36,021 INFO L93 Difference]: Finished difference Result 4872 states and 6923 transitions. [2022-10-15 21:02:36,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-15 21:02:36,022 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 34 [2022-10-15 21:02:36,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:02:36,049 INFO L225 Difference]: With dead ends: 4872 [2022-10-15 21:02:36,049 INFO L226 Difference]: Without dead ends: 2629 [2022-10-15 21:02:36,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 21:02:36,066 INFO L413 NwaCegarLoop]: 2870 mSDtfsCounter, 1094 mSDsluCounter, 3449 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 491 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1263 SdHoareTripleChecker+Valid, 6319 SdHoareTripleChecker+Invalid, 1953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 491 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-10-15 21:02:36,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1263 Valid, 6319 Invalid, 1953 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [491 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-10-15 21:02:36,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2629 states. [2022-10-15 21:02:36,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2629 to 2455. [2022-10-15 21:02:36,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2455 states, 1791 states have (on average 1.4103852596314908) internal successors, (2526), 1902 states have internal predecessors, (2526), 480 states have call successors, (480), 112 states have call predecessors, (480), 112 states have return successors, (480), 468 states have call predecessors, (480), 480 states have call successors, (480) [2022-10-15 21:02:36,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2455 states and 3486 transitions. [2022-10-15 21:02:36,257 INFO L78 Accepts]: Start accepts. Automaton has 2455 states and 3486 transitions. Word has length 34 [2022-10-15 21:02:36,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:02:36,258 INFO L495 AbstractCegarLoop]: Abstraction has 2455 states and 3486 transitions. [2022-10-15 21:02:36,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-15 21:02:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 3486 transitions. [2022-10-15 21:02:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-15 21:02:36,262 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:02:36,262 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:02:36,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 21:02:36,263 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_orderErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_orderErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ppro_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 75 more)] === [2022-10-15 21:02:36,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:02:36,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1985100780, now seen corresponding path program 1 times [2022-10-15 21:02:36,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:02:36,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167159286] [2022-10-15 21:02:36,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:02:36,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:02:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:36,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:02:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:36,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:02:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:36,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:37,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:02:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 21:02:37,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:02:37,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167159286] [2022-10-15 21:02:37,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167159286] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:02:37,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:02:37,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 21:02:37,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893406702] [2022-10-15 21:02:37,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:02:37,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 21:02:37,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:02:37,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 21:02:37,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 21:02:37,040 INFO L87 Difference]: Start difference. First operand 2455 states and 3486 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-15 21:02:40,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:02:40,984 INFO L93 Difference]: Finished difference Result 5363 states and 7686 transitions. [2022-10-15 21:02:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-15 21:02:40,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 38 [2022-10-15 21:02:40,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:02:41,014 INFO L225 Difference]: With dead ends: 5363 [2022-10-15 21:02:41,014 INFO L226 Difference]: Without dead ends: 2913 [2022-10-15 21:02:41,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 21:02:41,033 INFO L413 NwaCegarLoop]: 2858 mSDtfsCounter, 1075 mSDsluCounter, 3444 mSDsCounter, 0 mSdLazyCounter, 1452 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1232 SdHoareTripleChecker+Valid, 6302 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 1452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-10-15 21:02:41,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1232 Valid, 6302 Invalid, 1933 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [481 Valid, 1452 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-10-15 21:02:41,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2913 states. [2022-10-15 21:02:41,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2913 to 2741. [2022-10-15 21:02:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2009 states have (on average 1.4016923842707816) internal successors, (2816), 2118 states have internal predecessors, (2816), 550 states have call successors, (550), 112 states have call predecessors, (550), 112 states have return successors, (550), 538 states have call predecessors, (550), 550 states have call successors, (550) [2022-10-15 21:02:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 3916 transitions. [2022-10-15 21:02:41,368 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 3916 transitions. Word has length 38 [2022-10-15 21:02:41,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:02:41,370 INFO L495 AbstractCegarLoop]: Abstraction has 2741 states and 3916 transitions. [2022-10-15 21:02:41,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-15 21:02:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3916 transitions. [2022-10-15 21:02:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-15 21:02:41,381 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:02:41,382 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-15 21:02:41,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-15 21:02:41,383 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting cpumask_nextErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_orderErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_orderErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ppro_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 75 more)] === [2022-10-15 21:02:41,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:02:41,383 INFO L85 PathProgramCache]: Analyzing trace with hash -156594413, now seen corresponding path program 1 times [2022-10-15 21:02:41,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:02:41,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800577633] [2022-10-15 21:02:41,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:02:41,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:02:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:02:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:02:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:02:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:02:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:02:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:02:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:42,177 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-15 21:02:42,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:02:42,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800577633] [2022-10-15 21:02:42,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800577633] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:02:42,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:02:42,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:02:42,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112212360] [2022-10-15 21:02:42,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:02:42,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:02:42,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:02:42,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:02:42,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:02:42,181 INFO L87 Difference]: Start difference. First operand 2741 states and 3916 transitions. Second operand has 5 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-15 21:02:48,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:02:48,001 INFO L93 Difference]: Finished difference Result 3171 states and 4641 transitions. [2022-10-15 21:02:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 21:02:48,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 74 [2022-10-15 21:02:48,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:02:48,028 INFO L225 Difference]: With dead ends: 3171 [2022-10-15 21:02:48,028 INFO L226 Difference]: Without dead ends: 3170 [2022-10-15 21:02:48,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:02:48,032 INFO L413 NwaCegarLoop]: 2765 mSDtfsCounter, 1187 mSDsluCounter, 4587 mSDsCounter, 0 mSdLazyCounter, 2491 mSolverCounterSat, 566 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 7352 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 566 IncrementalHoareTripleChecker+Valid, 2491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-10-15 21:02:48,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1370 Valid, 7352 Invalid, 3057 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [566 Valid, 2491 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-10-15 21:02:48,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2022-10-15 21:02:48,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 2742. [2022-10-15 21:02:48,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2010 states have (on average 1.4014925373134328) internal successors, (2817), 2119 states have internal predecessors, (2817), 550 states have call successors, (550), 112 states have call predecessors, (550), 112 states have return successors, (550), 538 states have call predecessors, (550), 550 states have call successors, (550) [2022-10-15 21:02:48,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3917 transitions. [2022-10-15 21:02:48,187 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3917 transitions. Word has length 74 [2022-10-15 21:02:48,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:02:48,188 INFO L495 AbstractCegarLoop]: Abstraction has 2742 states and 3917 transitions. [2022-10-15 21:02:48,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-15 21:02:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3917 transitions. [2022-10-15 21:02:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-15 21:02:48,192 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:02:48,193 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-15 21:02:48,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-15 21:02:48,194 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting cpumask_nextErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_orderErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_orderErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ppro_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 75 more)] === [2022-10-15 21:02:48,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:02:48,194 INFO L85 PathProgramCache]: Analyzing trace with hash -559457695, now seen corresponding path program 1 times [2022-10-15 21:02:48,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:02:48,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43988665] [2022-10-15 21:02:48,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:02:48,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:02:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:02:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:02:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:02:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:02:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:02:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:02:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:48,811 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-15 21:02:48,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:02:48,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43988665] [2022-10-15 21:02:48,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43988665] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:02:48,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:02:48,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-15 21:02:48,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550302478] [2022-10-15 21:02:48,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:02:48,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:02:48,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:02:48,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:02:48,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:02:48,815 INFO L87 Difference]: Start difference. First operand 2742 states and 3917 transitions. Second operand has 5 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-15 21:02:54,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:02:54,026 INFO L93 Difference]: Finished difference Result 3171 states and 4640 transitions. [2022-10-15 21:02:54,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-15 21:02:54,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 75 [2022-10-15 21:02:54,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:02:54,056 INFO L225 Difference]: With dead ends: 3171 [2022-10-15 21:02:54,056 INFO L226 Difference]: Without dead ends: 3170 [2022-10-15 21:02:54,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:02:54,061 INFO L413 NwaCegarLoop]: 2749 mSDtfsCounter, 2102 mSDsluCounter, 3570 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 1182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2285 SdHoareTripleChecker+Valid, 6319 SdHoareTripleChecker+Invalid, 3082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1182 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-10-15 21:02:54,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2285 Valid, 6319 Invalid, 3082 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1182 Valid, 1900 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-10-15 21:02:54,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2022-10-15 21:02:54,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 2743. [2022-10-15 21:02:54,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2743 states, 2011 states have (on average 1.4012928891098955) internal successors, (2818), 2120 states have internal predecessors, (2818), 550 states have call successors, (550), 112 states have call predecessors, (550), 112 states have return successors, (550), 538 states have call predecessors, (550), 550 states have call successors, (550) [2022-10-15 21:02:54,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2743 states and 3918 transitions. [2022-10-15 21:02:54,263 INFO L78 Accepts]: Start accepts. Automaton has 2743 states and 3918 transitions. Word has length 75 [2022-10-15 21:02:54,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:02:54,267 INFO L495 AbstractCegarLoop]: Abstraction has 2743 states and 3918 transitions. [2022-10-15 21:02:54,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-15 21:02:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3918 transitions. [2022-10-15 21:02:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-15 21:02:54,273 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:02:54,273 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-10-15 21:02:54,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-15 21:02:54,274 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting cpumask_nextErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_orderErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_orderErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ppro_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 75 more)] === [2022-10-15 21:02:54,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:02:54,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1918154359, now seen corresponding path program 1 times [2022-10-15 21:02:54,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:02:54,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503255497] [2022-10-15 21:02:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:02:54,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:02:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:02:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:02:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:02:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:02:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:02:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:02:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-15 21:02:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:02:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:02:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-15 21:02:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:02:55,190 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-15 21:02:55,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:02:55,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503255497] [2022-10-15 21:02:55,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503255497] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:02:55,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:02:55,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:02:55,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365947032] [2022-10-15 21:02:55,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:02:55,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-15 21:02:55,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:02:55,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-15 21:02:55,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:02:55,193 INFO L87 Difference]: Start difference. First operand 2743 states and 3918 transitions. Second operand has 7 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11)