./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 ff03de63 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-dev-ff03de6 [2021-12-21 15:27:47,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:27:47,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:27:47,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:27:47,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:27:47,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:27:47,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:27:47,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:27:47,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:27:47,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:27:47,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:27:47,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:27:47,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:27:47,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:27:47,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:27:47,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:27:47,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:27:47,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:27:47,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:27:47,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:27:47,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:27:47,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:27:47,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:27:47,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:27:47,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:27:47,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:27:47,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:27:47,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:27:47,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:27:47,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:27:47,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:27:47,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:27:47,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:27:47,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:27:47,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:27:47,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:27:47,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:27:47,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:27:47,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:27:47,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:27:47,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:27:47,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 15:27:47,964 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:27:47,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:27:47,965 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:27:47,965 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:27:47,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:27:47,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:27:47,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:27:47,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:27:47,966 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:27:47,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:27:47,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:27:47,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:27:47,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:27:47,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:27:47,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:27:47,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:27:47,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:27:47,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:27:47,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:27:47,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:27:47,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:27:47,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:27:47,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:27:47,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:27:47,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:27:47,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:27:47,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:27:47,970 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:27:47,970 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:27:47,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:27:47,971 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:27:47,971 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2021-12-21 15:27:48,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:27:48,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:27:48,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:27:48,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:27:48,158 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:27:48,159 INFO L432 ainManager$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 [2021-12-21 15:27:48,202 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd3c7bbc/91aa4246f0ce4a1c9ea738b3577a28f6/FLAG39eed5fcd [2021-12-21 15:27:48,746 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:27:48,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2021-12-21 15:27:48,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd3c7bbc/91aa4246f0ce4a1c9ea738b3577a28f6/FLAG39eed5fcd [2021-12-21 15:27:49,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd3c7bbc/91aa4246f0ce4a1c9ea738b3577a28f6 [2021-12-21 15:27:49,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:27:49,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:27:49,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:27:49,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:27:49,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:27:49,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:27:49" (1/1) ... [2021-12-21 15:27:49,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6899d77e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:49, skipping insertion in model container [2021-12-21 15:27:49,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:27:49" (1/1) ... [2021-12-21 15:27:49,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:27:49,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:27:49,474 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] [2021-12-21 15:27:49,478 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] [2021-12-21 15:27:49,899 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-21 15:27:49,932 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,934 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,934 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,942 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,942 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,943 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,943 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,945 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,945 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,946 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:49,946 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,135 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-21 15:27:50,136 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-21 15:27:50,137 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-21 15:27:50,137 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-21 15:27:50,138 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-21 15:27:50,139 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-21 15:27:50,139 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-21 15:27:50,148 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-21 15:27:50,149 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-21 15:27:50,149 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-21 15:27:50,228 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,228 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,231 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,232 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,235 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,237 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,240 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,266 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,267 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:27:50,288 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:27:50,306 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] [2021-12-21 15:27:50,307 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] [2021-12-21 15:27:50,334 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-21 15:27:50,341 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,342 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,342 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,342 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,342 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,347 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,348 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,349 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,350 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,350 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,351 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,351 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,351 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,384 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-21 15:27:50,400 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-21 15:27:50,402 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-21 15:27:50,403 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-21 15:27:50,405 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-21 15:27:50,405 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-21 15:27:50,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-21 15:27:50,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-21 15:27:50,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-21 15:27:50,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-21 15:27:50,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,439 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,466 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,468 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-21 15:27:50,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:27:50,584 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:27:50,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50 WrapperNode [2021-12-21 15:27:50,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:27:50,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:27:50,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:27:50,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:27:50,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,694 INFO L137 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2021-12-21 15:27:50,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:27:50,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:27:50,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:27:50,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:27:50,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:27:50,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:27:50,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:27:50,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:27:50,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (1/1) ... [2021-12-21 15:27:50,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:27:50,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:27:50,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 15:27:50,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 15:27:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2021-12-21 15:27:50,862 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2021-12-21 15:27:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:27:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-21 15:27:50,863 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-21 15:27:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-21 15:27:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-21 15:27:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-21 15:27:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-21 15:27:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 15:27:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-21 15:27:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-21 15:27:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-21 15:27:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-21 15:27:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 15:27:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:27:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2021-12-21 15:27:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2021-12-21 15:27:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 15:27:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:27:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:27:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-21 15:27:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-21 15:27:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-12-21 15:27:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-12-21 15:27:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-21 15:27:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-21 15:27:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-21 15:27:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-21 15:27:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 15:27:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 15:27:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2021-12-21 15:27:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-21 15:27:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-21 15:27:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:27:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2021-12-21 15:27:50,869 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2021-12-21 15:27:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2021-12-21 15:27:50,869 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2021-12-21 15:27:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2021-12-21 15:27:50,869 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2021-12-21 15:27:50,870 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-21 15:27:50,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-21 15:27:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:27:51,142 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:27:51,143 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:27:51,788 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:27:51,797 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:27:51,797 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 15:27:51,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:27:51 BoogieIcfgContainer [2021-12-21 15:27:51,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:27:51,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:27:51,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:27:51,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:27:51,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:27:49" (1/3) ... [2021-12-21 15:27:51,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58271e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:27:51, skipping insertion in model container [2021-12-21 15:27:51,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:27:50" (2/3) ... [2021-12-21 15:27:51,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58271e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:27:51, skipping insertion in model container [2021-12-21 15:27:51,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:27:51" (3/3) ... [2021-12-21 15:27:51,806 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2021-12-21 15:27:51,809 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:27:51,810 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 15:27:51,845 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:27:51,853 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:27:51,853 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 15:27:51,870 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) [2021-12-21 15:27:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-21 15:27:51,879 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:27:51,879 INFO L514 BasicCegarLoop]: 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] [2021-12-21 15:27:51,880 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:27:51,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:27:51,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2021-12-21 15:27:51,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:27:51,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981666378] [2021-12-21 15:27:51,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:51,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:27:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 15:27:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 15:27:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-21 15:27:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 15:27:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-21 15:27:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-21 15:27:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 15:27:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-21 15:27:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 15:27:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 15:27:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 15:27:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-21 15:27:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-21 15:27:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:52,423 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-12-21 15:27:52,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:27:52,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981666378] [2021-12-21 15:27:52,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981666378] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:27:52,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:27:52,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:27:52,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988509605] [2021-12-21 15:27:52,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:27:52,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:27:52,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:27:52,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:27:52,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:27:52,452 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) [2021-12-21 15:27:53,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:27:53,729 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2021-12-21 15:27:53,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 15:27:53,732 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 [2021-12-21 15:27:53,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:27:53,739 INFO L225 Difference]: With dead ends: 527 [2021-12-21 15:27:53,740 INFO L226 Difference]: Without dead ends: 281 [2021-12-21 15:27:53,744 INFO L932 BasicCegarLoop]: 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 [2021-12-21 15:27:53,746 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 129 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-21 15:27:53,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 398 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-21 15:27:53,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-12-21 15:27:53,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2021-12-21 15:27:53,787 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) [2021-12-21 15:27:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2021-12-21 15:27:53,789 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2021-12-21 15:27:53,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:27:53,790 INFO L470 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2021-12-21 15:27:53,790 INFO L471 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) [2021-12-21 15:27:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2021-12-21 15:27:53,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-21 15:27:53,792 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:27:53,793 INFO L514 BasicCegarLoop]: 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] [2021-12-21 15:27:53,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 15:27:53,793 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:27:53,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:27:53,794 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2021-12-21 15:27:53,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:27:53,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516320438] [2021-12-21 15:27:53,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:53,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:27:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:53,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 15:27:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:53,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 15:27:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:53,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-21 15:27:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:53,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 15:27:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:53,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-21 15:27:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-21 15:27:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 15:27:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-21 15:27:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 15:27:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 15:27:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 15:27:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-21 15:27:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-21 15:27:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-12-21 15:27:54,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:27:54,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516320438] [2021-12-21 15:27:54,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516320438] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 15:27:54,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121856918] [2021-12-21 15:27:54,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:54,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 15:27:54,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:27:54,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 15:27:54,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-21 15:27:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:54,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-21 15:27:54,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 15:27:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-12-21 15:27:54,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 15:27:54,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121856918] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:27:54,590 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 15:27:54,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2021-12-21 15:27:54,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119952146] [2021-12-21 15:27:54,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:27:54,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:27:54,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:27:54,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:27:54,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-21 15:27:54,592 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) [2021-12-21 15:27:54,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:27:54,708 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2021-12-21 15:27:54,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-21 15:27:54,709 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 [2021-12-21 15:27:54,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:27:54,714 INFO L225 Difference]: With dead ends: 451 [2021-12-21 15:27:54,714 INFO L226 Difference]: Without dead ends: 245 [2021-12-21 15:27:54,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-12-21 15:27:54,716 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1212 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 15:27:54,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1526 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 15:27:54,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2021-12-21 15:27:54,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2021-12-21 15:27:54,741 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) [2021-12-21 15:27:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2021-12-21 15:27:54,743 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2021-12-21 15:27:54,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:27:54,744 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2021-12-21 15:27:54,744 INFO L471 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) [2021-12-21 15:27:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2021-12-21 15:27:54,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-21 15:27:54,746 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:27:54,746 INFO L514 BasicCegarLoop]: 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] [2021-12-21 15:27:54,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-21 15:27:54,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 15:27:54,956 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:27:54,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:27:54,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2021-12-21 15:27:54,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:27:54,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092389218] [2021-12-21 15:27:54,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:54,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:27:54,993 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 15:27:54,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [464858231] [2021-12-21 15:27:54,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:54,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 15:27:54,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:27:54,995 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 15:27:54,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-21 15:27:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:55,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 2248 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 15:27:55,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 15:27:55,449 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-12-21 15:27:55,450 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 15:27:55,450 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:27:55,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092389218] [2021-12-21 15:27:55,450 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-21 15:27:55,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464858231] [2021-12-21 15:27:55,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464858231] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:27:55,450 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:27:55,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:27:55,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674206321] [2021-12-21 15:27:55,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:27:55,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:27:55,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:27:55,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:27:55,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:27:55,451 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) [2021-12-21 15:27:55,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:27:55,474 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2021-12-21 15:27:55,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:27:55,474 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 [2021-12-21 15:27:55,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:27:55,476 INFO L225 Difference]: With dead ends: 458 [2021-12-21 15:27:55,476 INFO L226 Difference]: Without dead ends: 250 [2021-12-21 15:27:55,477 INFO L932 BasicCegarLoop]: 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 [2021-12-21 15:27:55,477 INFO L933 BasicCegarLoop]: 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 [2021-12-21 15:27:55,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 15:27:55,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-12-21 15:27:55,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2021-12-21 15:27:55,488 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) [2021-12-21 15:27:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2021-12-21 15:27:55,490 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2021-12-21 15:27:55,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:27:55,490 INFO L470 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2021-12-21 15:27:55,490 INFO L471 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) [2021-12-21 15:27:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2021-12-21 15:27:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-21 15:27:55,491 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:27:55,491 INFO L514 BasicCegarLoop]: 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] [2021-12-21 15:27:55,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-21 15:27:55,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-12-21 15:27:55,711 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:27:55,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:27:55,711 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2021-12-21 15:27:55,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:27:55,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348700470] [2021-12-21 15:27:55,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:55,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:27:55,743 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-21 15:27:55,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [572143772] [2021-12-21 15:27:55,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:55,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 15:27:55,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:27:55,745 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 15:27:55,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-21 15:27:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:56,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-21 15:27:56,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 15:27:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-21 15:27:56,267 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 15:27:56,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:27:56,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348700470] [2021-12-21 15:27:56,267 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-21 15:27:56,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [572143772] [2021-12-21 15:27:56,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [572143772] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:27:56,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:27:56,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:27:56,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435965034] [2021-12-21 15:27:56,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:27:56,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:27:56,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:27:56,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:27:56,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:27:56,269 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) [2021-12-21 15:27:56,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 15:27:56,326 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2021-12-21 15:27:56,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-21 15:27:56,327 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 [2021-12-21 15:27:56,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 15:27:56,327 INFO L225 Difference]: With dead ends: 282 [2021-12-21 15:27:56,327 INFO L226 Difference]: Without dead ends: 0 [2021-12-21 15:27:56,328 INFO L932 BasicCegarLoop]: 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 [2021-12-21 15:27:56,330 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 15:27:56,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 242 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 15:27:56,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-21 15:27:56,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-21 15:27:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:27:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-21 15:27:56,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2021-12-21 15:27:56,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 15:27:56,333 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 15:27:56,334 INFO L471 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) [2021-12-21 15:27:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-21 15:27:56,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-21 15:27:56,337 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 15:27:56,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-21 15:27:56,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 15:27:56,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-21 15:27:56,880 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 15:27:56,880 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2021-12-21 15:27:56,880 INFO L858 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2021-12-21 15:27:56,880 INFO L854 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 15:27:56,880 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2021-12-21 15:27:56,880 INFO L858 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2021-12-21 15:27:56,880 INFO L861 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2021-12-21 15:27:56,880 INFO L858 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2021-12-21 15:27:56,880 INFO L861 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2021-12-21 15:27:56,881 INFO L858 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2021-12-21 15:27:56,881 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2021-12-21 15:27:56,881 INFO L854 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|))) [2021-12-21 15:27:56,881 INFO L854 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|))) [2021-12-21 15:27:56,881 INFO L858 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2021-12-21 15:27:56,881 INFO L858 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2021-12-21 15:27:56,881 INFO L858 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2021-12-21 15:27:56,881 INFO L854 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|))) [2021-12-21 15:27:56,882 INFO L858 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2021-12-21 15:27:56,882 INFO L854 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|))) [2021-12-21 15:27:56,882 INFO L858 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2021-12-21 15:27:56,882 INFO L858 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2021-12-21 15:27:56,882 INFO L858 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2021-12-21 15:27:56,882 INFO L861 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2021-12-21 15:27:56,882 INFO L858 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2021-12-21 15:27:56,882 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2021-12-21 15:27:56,882 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L854 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|))) [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2021-12-21 15:27:56,883 INFO L858 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2021-12-21 15:27:56,884 INFO L858 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2021-12-21 15:27:56,884 INFO L854 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))) [2021-12-21 15:27:56,884 INFO L858 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2021-12-21 15:27:56,884 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2021-12-21 15:27:56,884 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-21 15:27:56,884 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-21 15:27:56,884 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-21 15:27:56,884 INFO L861 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2021-12-21 15:27:56,884 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L858 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2021-12-21 15:27:56,885 INFO L861 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L854 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|))) [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L854 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|))) [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L858 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2021-12-21 15:27:56,886 INFO L861 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2021-12-21 15:27:56,887 INFO L858 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2021-12-21 15:27:56,887 INFO L861 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2021-12-21 15:27:56,887 INFO L861 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2021-12-21 15:27:56,887 INFO L858 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2021-12-21 15:27:56,887 INFO L861 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2021-12-21 15:27:56,887 INFO L858 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2021-12-21 15:27:56,887 INFO L858 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2021-12-21 15:27:56,887 INFO L858 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2021-12-21 15:27:56,887 INFO L861 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2021-12-21 15:27:56,888 INFO L861 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2021-12-21 15:27:56,888 INFO L858 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2021-12-21 15:27:56,888 INFO L861 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2021-12-21 15:27:56,888 INFO L858 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2021-12-21 15:27:56,888 INFO L861 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2021-12-21 15:27:56,888 INFO L858 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2021-12-21 15:27:56,888 INFO L858 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2021-12-21 15:27:56,888 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-21 15:27:56,888 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L854 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)|)) [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2021-12-21 15:27:56,889 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2021-12-21 15:27:56,889 INFO L854 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|))) [2021-12-21 15:27:56,890 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-12-21 15:27:56,890 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-12-21 15:27:56,890 INFO L858 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2021-12-21 15:27:56,890 INFO L858 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2021-12-21 15:27:56,890 INFO L858 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2021-12-21 15:27:56,890 INFO L854 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2021-12-21 15:27:56,890 INFO L858 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2021-12-21 15:27:56,890 INFO L854 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2021-12-21 15:27:56,891 INFO L854 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2021-12-21 15:27:56,891 INFO L854 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2021-12-21 15:27:56,891 INFO L854 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2021-12-21 15:27:56,891 INFO L858 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2021-12-21 15:27:56,891 INFO L854 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2021-12-21 15:27:56,891 INFO L858 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2021-12-21 15:27:56,891 INFO L858 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2021-12-21 15:27:56,891 INFO L858 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2021-12-21 15:27:56,891 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-21 15:27:56,891 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L861 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L858 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2021-12-21 15:27:56,892 INFO L854 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L858 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L858 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L858 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L858 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2021-12-21 15:27:56,893 INFO L854 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2021-12-21 15:27:56,893 INFO L858 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L854 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2021-12-21 15:27:56,894 INFO L858 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2021-12-21 15:27:56,895 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 15:27:56,895 INFO L858 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2021-12-21 15:27:56,895 INFO L854 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2021-12-21 15:27:56,895 INFO L854 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2021-12-21 15:27:56,895 INFO L854 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2021-12-21 15:27:56,895 INFO L858 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2021-12-21 15:27:56,895 INFO L858 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2021-12-21 15:27:56,895 INFO L854 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2021-12-21 15:27:56,895 INFO L858 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2021-12-21 15:27:56,896 INFO L854 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2021-12-21 15:27:56,896 INFO L854 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2021-12-21 15:27:56,896 INFO L858 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2021-12-21 15:27:56,896 INFO L854 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2021-12-21 15:27:56,896 INFO L858 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2021-12-21 15:27:56,896 INFO L854 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|)) [2021-12-21 15:27:56,896 INFO L854 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|)) [2021-12-21 15:27:56,896 INFO L858 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2021-12-21 15:27:56,896 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-21 15:27:56,897 INFO L854 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2021-12-21 15:27:56,897 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-12-21 15:27:56,897 INFO L858 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2021-12-21 15:27:56,897 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-12-21 15:27:56,897 INFO L854 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2021-12-21 15:27:56,897 INFO L858 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2021-12-21 15:27:56,897 INFO L854 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2021-12-21 15:27:56,897 INFO L858 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2021-12-21 15:27:56,897 INFO L854 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2021-12-21 15:27:56,897 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-12-21 15:27:56,898 INFO L854 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|)) [2021-12-21 15:27:56,898 INFO L854 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|)) [2021-12-21 15:27:56,898 INFO L858 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2021-12-21 15:27:56,898 INFO L854 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2021-12-21 15:27:56,898 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-12-21 15:27:56,898 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-12-21 15:27:56,898 INFO L854 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2021-12-21 15:27:56,898 INFO L854 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2021-12-21 15:27:56,898 INFO L858 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2021-12-21 15:27:56,898 INFO L854 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2021-12-21 15:27:56,898 INFO L854 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2021-12-21 15:27:56,899 INFO L854 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L854 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L854 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2021-12-21 15:27:56,899 INFO L854 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2021-12-21 15:27:56,899 INFO L854 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L861 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2021-12-21 15:27:56,899 INFO L861 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2021-12-21 15:27:56,899 INFO L858 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2021-12-21 15:27:56,900 INFO L858 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2021-12-21 15:27:56,900 INFO L858 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2021-12-21 15:27:56,900 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-12-21 15:27:56,901 INFO L858 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2021-12-21 15:27:56,901 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-12-21 15:27:56,901 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-12-21 15:27:56,901 INFO L861 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2021-12-21 15:27:56,901 INFO L861 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2021-12-21 15:27:56,901 INFO L858 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2021-12-21 15:27:56,901 INFO L858 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2021-12-21 15:27:56,901 INFO L858 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2021-12-21 15:27:56,901 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-21 15:27:56,902 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-21 15:27:56,902 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-21 15:27:56,902 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-21 15:27:56,902 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-21 15:27:56,902 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-21 15:27:56,904 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-21 15:27:56,905 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 15:27:56,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 03:27:56 BoogieIcfgContainer [2021-12-21 15:27:56,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 15:27:56,912 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 15:27:56,912 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 15:27:56,912 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 15:27:56,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:27:51" (3/4) ... [2021-12-21 15:27:56,915 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-21 15:27:56,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-21 15:27:56,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-12-21 15:27:56,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2021-12-21 15:27:56,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2021-12-21 15:27:56,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2021-12-21 15:27:56,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-12-21 15:27:56,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-12-21 15:27:56,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2021-12-21 15:27:56,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-21 15:27:56,940 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2021-12-21 15:27:56,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-12-21 15:27:56,943 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-12-21 15:27:56,944 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-21 15:27:56,945 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-21 15:27:56,945 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-21 15:27:56,946 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-21 15:27:56,947 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 15:27:57,469 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 15:27:57,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 15:27:57,470 INFO L158 Benchmark]: Toolchain (without parser) took 8236.08ms. Allocated memory was 104.9MB in the beginning and 247.5MB in the end (delta: 142.6MB). Free memory was 69.0MB in the beginning and 48.3MB in the end (delta: 20.7MB). Peak memory consumption was 186.0MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,470 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:27:57,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1349.49ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 68.6MB in the beginning and 78.1MB in the end (delta: -9.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.58ms. Allocated memory is still 125.8MB. Free memory was 78.1MB in the beginning and 69.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,470 INFO L158 Benchmark]: Boogie Preprocessor took 85.48ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 62.1MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,471 INFO L158 Benchmark]: RCFGBuilder took 1017.19ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 62.1MB in the beginning and 114.7MB in the end (delta: -52.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,471 INFO L158 Benchmark]: TraceAbstraction took 5111.30ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 113.6MB in the beginning and 107.2MB in the end (delta: 6.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,474 INFO L158 Benchmark]: Witness Printer took 557.68ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 107.2MB in the beginning and 48.3MB in the end (delta: 58.9MB). Peak memory consumption was 123.9MB. Max. memory is 16.1GB. [2021-12-21 15:27:57,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1349.49ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 68.6MB in the beginning and 78.1MB in the end (delta: -9.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.58ms. Allocated memory is still 125.8MB. Free memory was 78.1MB in the beginning and 69.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.48ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 62.1MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1017.19ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 62.1MB in the beginning and 114.7MB in the end (delta: -52.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * TraceAbstraction took 5111.30ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 113.6MB in the beginning and 107.2MB in the end (delta: 6.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Witness Printer took 557.68ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 107.2MB in the beginning and 48.3MB in the end (delta: 58.9MB). Peak memory consumption was 123.9MB. 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: 5.1s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 248 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 3152 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2120 mSDsCounter, 227 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 365 IncrementalHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 227 mSolverCounterUnsat, 1032 mSDtfsCounter, 365 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, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.0s 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! [2021-12-21 15:27:57,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE