./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:04:07,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:04:07,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:04:07,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:04:07,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:04:07,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:04:07,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:04:07,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:04:07,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:04:07,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:04:07,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:04:07,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:04:07,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:04:07,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:04:07,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:04:07,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:04:07,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:04:07,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:04:07,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:04:07,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:04:07,922 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:04:07,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:04:07,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:04:07,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:04:07,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:04:07,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:04:07,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:04:07,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:04:07,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:04:07,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:04:07,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:04:07,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:04:07,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:04:07,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:04:07,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:04:07,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:04:07,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:04:07,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:04:07,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:04:07,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:04:07,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:04:07,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:04:07,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 22:04:07,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:04:07,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:04:07,974 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:04:07,974 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:04:07,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:04:07,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:04:07,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:04:07,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:04:07,976 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:04:07,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:04:07,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 22:04:07,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:04:07,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:04:07,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:04:07,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:04:07,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:04:07,978 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:04:07,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:04:07,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:04:07,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:04:07,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:04:07,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:04:07,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:04:07,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:04:07,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:04:07,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 22:04:07,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 22:04:07,981 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:04:07,982 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:04:07,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:04:07,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2022-07-22 22:04:08,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:04:08,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:04:08,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:04:08,253 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:04:08,254 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:04:08,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-07-22 22:04:08,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b276bb8ec/e94f66473abc4062a040c9bdd4baeeae/FLAG79aa9477b [2022-07-22 22:04:08,970 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:04:08,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-07-22 22:04:09,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b276bb8ec/e94f66473abc4062a040c9bdd4baeeae/FLAG79aa9477b [2022-07-22 22:04:09,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b276bb8ec/e94f66473abc4062a040c9bdd4baeeae [2022-07-22 22:04:09,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:04:09,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:04:09,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:04:09,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:04:09,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:04:09,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:04:09" (1/1) ... [2022-07-22 22:04:09,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f74b770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:09, skipping insertion in model container [2022-07-22 22:04:09,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:04:09" (1/1) ... [2022-07-22 22:04:09,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:04:09,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:04:09,442 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-07-22 22:04:09,448 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-07-22 22:04:09,992 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:04:10,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,066 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,067 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,069 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,070 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,087 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,088 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,090 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,090 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,092 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,092 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,093 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,093 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,376 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:04:10,377 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:04:10,378 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:04:10,384 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:04:10,385 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:04:10,385 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:04:10,386 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:04:10,386 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:04:10,388 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:04:10,388 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:04:10,481 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,493 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,498 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,499 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,502 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,502 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,505 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,509 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,553 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,554 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:04:10,576 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:04:10,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-07-22 22:04:10,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-07-22 22:04:10,612 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:04:10,623 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,626 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,627 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,627 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,628 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,633 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,636 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,638 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,639 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,640 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,640 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,643 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,643 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,701 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:04:10,702 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:04:10,704 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:04:10,705 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:04:10,707 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:04:10,708 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:04:10,708 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:04:10,709 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:04:10,709 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:04:10,711 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:04:10,751 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,752 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,753 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,753 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,754 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,755 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,755 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,765 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,806 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,807 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:04:10,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:04:10,989 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:04:10,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10 WrapperNode [2022-07-22 22:04:10,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:04:10,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:04:10,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:04:10,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:04:10,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,152 INFO L137 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2022-07-22 22:04:11,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:04:11,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:04:11,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:04:11,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:04:11,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:04:11,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:04:11,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:04:11,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:04:11,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (1/1) ... [2022-07-22 22:04:11,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:04:11,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:04:11,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 22:04:11,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 22:04:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2022-07-22 22:04:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2022-07-22 22:04:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:04:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-22 22:04:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-22 22:04:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-22 22:04:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-22 22:04:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-22 22:04:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-22 22:04:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 22:04:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-22 22:04:11,333 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-22 22:04:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-22 22:04:11,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-22 22:04:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:04:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:04:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2022-07-22 22:04:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2022-07-22 22:04:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:04:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:04:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:04:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-22 22:04:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-22 22:04:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-07-22 22:04:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-07-22 22:04:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-22 22:04:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-22 22:04:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-22 22:04:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-22 22:04:11,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 22:04:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 22:04:11,337 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-07-22 22:04:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-07-22 22:04:11,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:04:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 22:04:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:04:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-22 22:04:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-22 22:04:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-22 22:04:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-22 22:04:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 22:04:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2022-07-22 22:04:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2022-07-22 22:04:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-07-22 22:04:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-07-22 22:04:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-07-22 22:04:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-07-22 22:04:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-22 22:04:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-22 22:04:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 22:04:11,629 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:04:11,631 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 22:04:12,380 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 22:04:12,394 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 22:04:12,395 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 22:04:12,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:04:12 BoogieIcfgContainer [2022-07-22 22:04:12,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 22:04:12,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 22:04:12,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 22:04:12,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 22:04:12,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:04:09" (1/3) ... [2022-07-22 22:04:12,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc2af4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:04:12, skipping insertion in model container [2022-07-22 22:04:12,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:04:10" (2/3) ... [2022-07-22 22:04:12,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc2af4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:04:12, skipping insertion in model container [2022-07-22 22:04:12,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:04:12" (3/3) ... [2022-07-22 22:04:12,412 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2022-07-22 22:04:12,427 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 22:04:12,427 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 22:04:12,492 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 22:04:12,497 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5b4ff10a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3d5807f5 [2022-07-22 22:04:12,497 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 22:04:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-07-22 22:04:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-22 22:04:12,512 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:04:12,512 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:04:12,513 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:04:12,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:04:12,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2022-07-22 22:04:12,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:04:12,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749391216] [2022-07-22 22:04:12,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:12,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:04:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:12,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:04:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:04:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:04:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:04:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:04:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-22 22:04:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-22 22:04:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-22 22:04:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-22 22:04:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-22 22:04:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-22 22:04:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-22 22:04:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-22 22:04:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-07-22 22:04:13,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:04:13,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749391216] [2022-07-22 22:04:13,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749391216] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:04:13,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:04:13,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 22:04:13,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903916429] [2022-07-22 22:04:13,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:04:13,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 22:04:13,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:04:13,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 22:04:13,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 22:04:13,212 INFO L87 Difference]: Start difference. First operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-22 22:04:13,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:04:13,926 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2022-07-22 22:04:13,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 22:04:13,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2022-07-22 22:04:13,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:04:13,939 INFO L225 Difference]: With dead ends: 527 [2022-07-22 22:04:13,940 INFO L226 Difference]: Without dead ends: 281 [2022-07-22 22:04:13,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 22:04:13,948 INFO L413 NwaCegarLoop]: 316 mSDtfsCounter, 129 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 22:04:13,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 392 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 22:04:13,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-07-22 22:04:14,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2022-07-22 22:04:14,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.1824817518248176) internal successors, (162), 138 states have internal predecessors, (162), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2022-07-22 22:04:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2022-07-22 22:04:14,007 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2022-07-22 22:04:14,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:04:14,007 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2022-07-22 22:04:14,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-22 22:04:14,008 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2022-07-22 22:04:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-22 22:04:14,011 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:04:14,011 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:04:14,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 22:04:14,012 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:04:14,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:04:14,012 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2022-07-22 22:04:14,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:04:14,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883574923] [2022-07-22 22:04:14,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:14,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:04:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:04:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:04:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:04:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:04:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:04:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-22 22:04:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-22 22:04:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-22 22:04:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-22 22:04:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-22 22:04:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-22 22:04:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-22 22:04:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-22 22:04:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,358 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-07-22 22:04:14,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:04:14,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883574923] [2022-07-22 22:04:14,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883574923] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:04:14,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690213884] [2022-07-22 22:04:14,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:14,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:04:14,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:04:14,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:04:14,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 22:04:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:14,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-22 22:04:14,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:04:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-07-22 22:04:14,863 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:04:14,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690213884] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:04:14,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 22:04:14,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2022-07-22 22:04:14,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235898109] [2022-07-22 22:04:14,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:04:14,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 22:04:14,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:04:14,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 22:04:14,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-22 22:04:14,867 INFO L87 Difference]: Start difference. First operand 243 states and 333 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-22 22:04:15,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:04:15,060 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2022-07-22 22:04:15,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 22:04:15,060 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 82 [2022-07-22 22:04:15,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:04:15,067 INFO L225 Difference]: With dead ends: 451 [2022-07-22 22:04:15,067 INFO L226 Difference]: Without dead ends: 245 [2022-07-22 22:04:15,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-07-22 22:04:15,071 INFO L413 NwaCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-22 22:04:15,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-22 22:04:15,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2022-07-22 22:04:15,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2022-07-22 22:04:15,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 138 states have (on average 1.181159420289855) internal successors, (163), 140 states have internal predecessors, (163), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-07-22 22:04:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2022-07-22 22:04:15,117 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2022-07-22 22:04:15,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:04:15,118 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2022-07-22 22:04:15,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-22 22:04:15,118 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2022-07-22 22:04:15,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-22 22:04:15,123 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:04:15,124 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:04:15,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-22 22:04:15,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:04:15,340 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:04:15,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:04:15,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2022-07-22 22:04:15,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:04:15,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235274936] [2022-07-22 22:04:15,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:15,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:04:15,415 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 22:04:15,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2017315468] [2022-07-22 22:04:15,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:15,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:04:15,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:04:15,417 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:04:15,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 22:04:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:15,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 2248 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 22:04:15,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:04:15,856 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-07-22 22:04:15,856 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:04:15,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:04:15,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235274936] [2022-07-22 22:04:15,856 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-22 22:04:15,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017315468] [2022-07-22 22:04:15,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017315468] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:04:15,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:04:15,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 22:04:15,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782528632] [2022-07-22 22:04:15,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:04:15,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 22:04:15,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:04:15,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 22:04:15,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 22:04:15,858 INFO L87 Difference]: Start difference. First operand 245 states and 351 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-22 22:04:15,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:04:15,896 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2022-07-22 22:04:15,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 22:04:15,897 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2022-07-22 22:04:15,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:04:15,899 INFO L225 Difference]: With dead ends: 458 [2022-07-22 22:04:15,899 INFO L226 Difference]: Without dead ends: 250 [2022-07-22 22:04:15,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 22:04:15,901 INFO L413 NwaCegarLoop]: 332 mSDtfsCounter, 10 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:04:15,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:04:15,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-07-22 22:04:15,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2022-07-22 22:04:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 142 states have internal predecessors, (165), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-07-22 22:04:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2022-07-22 22:04:15,917 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2022-07-22 22:04:15,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:04:15,917 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2022-07-22 22:04:15,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-22 22:04:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2022-07-22 22:04:15,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-22 22:04:15,919 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:04:15,919 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:04:15,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-22 22:04:16,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-22 22:04:16,146 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:04:16,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:04:16,147 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2022-07-22 22:04:16,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:04:16,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196726273] [2022-07-22 22:04:16,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:16,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:04:16,223 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 22:04:16,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1930919959] [2022-07-22 22:04:16,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:04:16,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:04:16,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:04:16,226 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:04:16,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-22 22:04:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:04:16,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 22:04:16,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:04:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-07-22 22:04:16,699 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:04:16,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:04:16,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196726273] [2022-07-22 22:04:16,699 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-22 22:04:16,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930919959] [2022-07-22 22:04:16,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930919959] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:04:16,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:04:16,699 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 22:04:16,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074808575] [2022-07-22 22:04:16,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:04:16,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 22:04:16,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:04:16,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 22:04:16,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 22:04:16,701 INFO L87 Difference]: Start difference. First operand 247 states and 353 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-22 22:04:16,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:04:16,778 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2022-07-22 22:04:16,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 22:04:16,778 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 97 [2022-07-22 22:04:16,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:04:16,780 INFO L225 Difference]: With dead ends: 282 [2022-07-22 22:04:16,780 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 22:04:16,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-07-22 22:04:16,784 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:04:16,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 235 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:04:16,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 22:04:16,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 22:04:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:04:16,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 22:04:16,789 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2022-07-22 22:04:16,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:04:16,790 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 22:04:16,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-22 22:04:16,790 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 22:04:16,790 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 22:04:16,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 22:04:16,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-22 22:04:17,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:04:17,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 22:04:17,470 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:04:17,470 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2022-07-22 22:04:17,470 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L895 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:04:17,471 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-07-22 22:04:17,471 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L895 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L895 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L902 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-07-22 22:04:17,472 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-07-22 22:04:17,472 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0))) [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-07-22 22:04:17,473 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-22 22:04:17,474 INFO L902 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L902 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2022-07-22 22:04:17,474 INFO L902 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2022-07-22 22:04:17,474 INFO L899 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L902 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L902 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2022-07-22 22:04:17,475 INFO L902 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L902 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2022-07-22 22:04:17,475 INFO L902 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-07-22 22:04:17,475 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-07-22 22:04:17,476 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-07-22 22:04:17,476 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-07-22 22:04:17,476 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2022-07-22 22:04:17,476 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:04:17,476 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-07-22 22:04:17,476 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-07-22 22:04:17,476 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-07-22 22:04:17,476 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2022-07-22 22:04:17,476 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-07-22 22:04:17,476 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-07-22 22:04:17,476 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-07-22 22:04:17,476 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-07-22 22:04:17,477 INFO L902 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L902 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L899 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2022-07-22 22:04:17,477 INFO L902 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2022-07-22 22:04:17,478 INFO L902 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L902 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L902 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:04:17,478 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-07-22 22:04:17,479 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L899 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2022-07-22 22:04:17,479 INFO L895 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2022-07-22 22:04:17,480 INFO L895 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2022-07-22 22:04:17,480 INFO L895 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2022-07-22 22:04:17,480 INFO L895 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2022-07-22 22:04:17,480 INFO L895 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2022-07-22 22:04:17,480 INFO L895 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 22:04:17,480 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L895 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2022-07-22 22:04:17,481 INFO L895 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2022-07-22 22:04:17,481 INFO L895 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2022-07-22 22:04:17,481 INFO L899 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L899 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L899 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L895 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2022-07-22 22:04:17,481 INFO L899 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L895 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2022-07-22 22:04:17,481 INFO L899 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2022-07-22 22:04:17,481 INFO L902 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2022-07-22 22:04:17,482 INFO L899 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2022-07-22 22:04:17,482 INFO L899 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2022-07-22 22:04:17,482 INFO L895 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2022-07-22 22:04:17,482 INFO L895 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2022-07-22 22:04:17,482 INFO L899 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2022-07-22 22:04:17,482 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-07-22 22:04:17,483 INFO L895 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2022-07-22 22:04:17,483 INFO L895 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2022-07-22 22:04:17,483 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-07-22 22:04:17,483 INFO L895 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2022-07-22 22:04:17,484 INFO L899 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2022-07-22 22:04:17,484 INFO L895 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2022-07-22 22:04:17,484 INFO L895 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2022-07-22 22:04:17,484 INFO L899 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2022-07-22 22:04:17,484 INFO L895 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2022-07-22 22:04:17,484 INFO L899 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2022-07-22 22:04:17,484 INFO L895 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2022-07-22 22:04:17,485 INFO L899 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2022-07-22 22:04:17,485 INFO L895 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2022-07-22 22:04:17,485 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-07-22 22:04:17,485 INFO L895 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2022-07-22 22:04:17,486 INFO L895 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2022-07-22 22:04:17,486 INFO L899 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2022-07-22 22:04:17,486 INFO L895 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2022-07-22 22:04:17,487 INFO L895 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2022-07-22 22:04:17,487 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2022-07-22 22:04:17,487 INFO L899 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2022-07-22 22:04:17,487 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-07-22 22:04:17,487 INFO L895 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2022-07-22 22:04:17,487 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2022-07-22 22:04:17,487 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-07-22 22:04:17,488 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 22:04:17,488 INFO L899 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2022-07-22 22:04:17,488 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-07-22 22:04:17,488 INFO L895 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2022-07-22 22:04:17,488 INFO L895 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2022-07-22 22:04:17,488 INFO L899 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2022-07-22 22:04:17,489 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2022-07-22 22:04:17,489 INFO L895 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2022-07-22 22:04:17,489 INFO L899 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2022-07-22 22:04:17,489 INFO L895 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2022-07-22 22:04:17,490 INFO L895 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2022-07-22 22:04:17,490 INFO L899 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2022-07-22 22:04:17,490 INFO L895 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2022-07-22 22:04:17,490 INFO L899 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2022-07-22 22:04:17,490 INFO L895 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:04:17,491 INFO L895 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:04:17,491 INFO L899 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2022-07-22 22:04:17,491 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 22:04:17,491 INFO L895 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2022-07-22 22:04:17,491 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-07-22 22:04:17,491 INFO L899 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2022-07-22 22:04:17,491 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-07-22 22:04:17,492 INFO L895 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2022-07-22 22:04:17,492 INFO L899 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2022-07-22 22:04:17,492 INFO L895 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2022-07-22 22:04:17,492 INFO L899 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2022-07-22 22:04:17,492 INFO L895 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2022-07-22 22:04:17,492 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-07-22 22:04:17,492 INFO L895 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:04:17,493 INFO L895 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:04:17,493 INFO L899 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2022-07-22 22:04:17,493 INFO L895 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2022-07-22 22:04:17,493 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-07-22 22:04:17,493 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-07-22 22:04:17,493 INFO L895 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2022-07-22 22:04:17,493 INFO L895 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2022-07-22 22:04:17,494 INFO L899 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2022-07-22 22:04:17,494 INFO L895 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2022-07-22 22:04:17,494 INFO L895 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2022-07-22 22:04:17,494 INFO L895 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2022-07-22 22:04:17,494 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-07-22 22:04:17,494 INFO L895 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2022-07-22 22:04:17,494 INFO L899 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2022-07-22 22:04:17,495 INFO L899 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2022-07-22 22:04:17,495 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-07-22 22:04:17,495 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-07-22 22:04:17,495 INFO L899 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2022-07-22 22:04:17,495 INFO L895 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2022-07-22 22:04:17,495 INFO L895 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2022-07-22 22:04:17,495 INFO L895 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2022-07-22 22:04:17,496 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2022-07-22 22:04:17,496 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-07-22 22:04:17,496 INFO L899 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2022-07-22 22:04:17,496 INFO L902 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2022-07-22 22:04:17,496 INFO L899 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2022-07-22 22:04:17,496 INFO L902 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2022-07-22 22:04:17,496 INFO L902 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2022-07-22 22:04:17,497 INFO L902 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2022-07-22 22:04:17,497 INFO L902 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2022-07-22 22:04:17,497 INFO L899 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2022-07-22 22:04:17,497 INFO L902 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2022-07-22 22:04:17,497 INFO L902 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2022-07-22 22:04:17,497 INFO L899 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2022-07-22 22:04:17,499 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-07-22 22:04:17,499 INFO L899 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2022-07-22 22:04:17,500 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-07-22 22:04:17,500 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-07-22 22:04:17,500 INFO L902 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2022-07-22 22:04:17,500 INFO L902 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2022-07-22 22:04:17,500 INFO L899 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2022-07-22 22:04:17,500 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2022-07-22 22:04:17,500 INFO L899 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2022-07-22 22:04:17,501 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-22 22:04:17,501 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-22 22:04:17,501 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-22 22:04:17,501 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:04:17,501 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:04:17,501 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-22 22:04:17,505 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-22 22:04:17,507 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 22:04:17,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 10:04:17 BoogieIcfgContainer [2022-07-22 22:04:17,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 22:04:17,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 22:04:17,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 22:04:17,532 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 22:04:17,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:04:12" (3/4) ... [2022-07-22 22:04:17,535 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 22:04:17,542 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-22 22:04:17,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2022-07-22 22:04:17,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-22 22:04:17,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-07-22 22:04:17,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2022-07-22 22:04:17,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-22 22:04:17,568 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2022-07-22 22:04:17,569 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-07-22 22:04:17,571 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-07-22 22:04:17,572 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-22 22:04:17,573 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-22 22:04:17,574 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-22 22:04:17,575 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 22:04:17,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 22:04:17,913 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 22:04:17,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 22:04:17,914 INFO L158 Benchmark]: Toolchain (without parser) took 8769.48ms. Allocated memory was 98.6MB in the beginning and 211.8MB in the end (delta: 113.2MB). Free memory was 61.4MB in the beginning and 33.8MB in the end (delta: 27.5MB). Peak memory consumption was 140.8MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,915 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:04:17,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1842.98ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 61.1MB in the beginning and 77.4MB in the end (delta: -16.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.21ms. Allocated memory is still 132.1MB. Free memory was 77.4MB in the beginning and 67.8MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,915 INFO L158 Benchmark]: Boogie Preprocessor took 84.38ms. Allocated memory is still 132.1MB. Free memory was 67.8MB in the beginning and 61.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,916 INFO L158 Benchmark]: RCFGBuilder took 1153.12ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 61.5MB in the beginning and 76.2MB in the end (delta: -14.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,916 INFO L158 Benchmark]: TraceAbstraction took 5131.39ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 75.2MB in the beginning and 158.6MB in the end (delta: -83.4MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,916 INFO L158 Benchmark]: Witness Printer took 381.57ms. Allocated memory is still 211.8MB. Free memory was 158.6MB in the beginning and 33.8MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2022-07-22 22:04:17,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1842.98ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 61.1MB in the beginning and 77.4MB in the end (delta: -16.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.21ms. Allocated memory is still 132.1MB. Free memory was 77.4MB in the beginning and 67.8MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.38ms. Allocated memory is still 132.1MB. Free memory was 67.8MB in the beginning and 61.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1153.12ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 61.5MB in the beginning and 76.2MB in the end (delta: -14.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * TraceAbstraction took 5131.39ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 75.2MB in the beginning and 158.6MB in the end (delta: -83.4MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Witness Printer took 381.57ms. Allocated memory is still 211.8MB. Free memory was 158.6MB in the beginning and 33.8MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 248 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 3119 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2092 mSDsCounter, 233 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 392 IncrementalHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 233 mSolverCounterUnsat, 1027 mSDtfsCounter, 392 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 731 PreInvPairs, 738 NumberOfFragments, 359 HoareAnnotationTreeSize, 731 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 112 FomulaSimplificationsInter, 37 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 713 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6607 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 405/420 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3358]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8056]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-07-22 22:04:17,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE