./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 35987657 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-?-3598765 [2022-07-21 09:22:37,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 09:22:37,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 09:22:37,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 09:22:37,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 09:22:37,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 09:22:37,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 09:22:37,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 09:22:37,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 09:22:37,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 09:22:37,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 09:22:37,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 09:22:37,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 09:22:37,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 09:22:37,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 09:22:37,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 09:22:37,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 09:22:37,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 09:22:37,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 09:22:37,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 09:22:37,926 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 09:22:37,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 09:22:37,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 09:22:37,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 09:22:37,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 09:22:37,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 09:22:37,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 09:22:37,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 09:22:37,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 09:22:37,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 09:22:37,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 09:22:37,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 09:22:37,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 09:22:37,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 09:22:37,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 09:22:37,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 09:22:37,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 09:22:37,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 09:22:37,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 09:22:37,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 09:22:37,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 09:22:37,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 09:22:37,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 09:22:37,987 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 09:22:37,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 09:22:37,988 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 09:22:37,988 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 09:22:37,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 09:22:37,989 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 09:22:37,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 09:22:37,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 09:22:37,991 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 09:22:37,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 09:22:37,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 09:22:37,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 09:22:37,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 09:22:37,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 09:22:37,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 09:22:38,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 09:22:38,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 09:22:38,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 09:22:38,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 09:22:38,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 09:22:38,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 09:22:38,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:22:38,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 09:22:38,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 09:22:38,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 09:22:38,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 09:22:38,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 09:22:38,006 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 09:22:38,007 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 09:22:38,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 09:22:38,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2022-07-21 09:22:38,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 09:22:38,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 09:22:38,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 09:22:38,323 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 09:22:38,323 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 09:22:38,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-07-21 09:22:38,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e440ae3a/7bfa62fd7a0a46e49dbae9269572c209/FLAGccd818d79 [2022-07-21 09:22:39,091 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 09:22:39,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-07-21 09:22:39,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e440ae3a/7bfa62fd7a0a46e49dbae9269572c209/FLAGccd818d79 [2022-07-21 09:22:39,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e440ae3a/7bfa62fd7a0a46e49dbae9269572c209 [2022-07-21 09:22:39,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 09:22:39,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 09:22:39,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 09:22:39,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 09:22:39,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 09:22:39,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:22:39" (1/1) ... [2022-07-21 09:22:39,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72427590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:39, skipping insertion in model container [2022-07-21 09:22:39,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:22:39" (1/1) ... [2022-07-21 09:22:39,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 09:22:39,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 09:22:39,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-07-21 09:22:39,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-07-21 09:22:40,234 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-21 09:22:40,296 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,297 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,297 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,299 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,312 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,313 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,315 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,315 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,317 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,318 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,318 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,319 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,567 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-21 09:22:40,568 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-21 09:22:40,569 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-21 09:22:40,570 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-21 09:22:40,571 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-21 09:22:40,572 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-21 09:22:40,572 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-21 09:22:40,573 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-21 09:22:40,574 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-21 09:22:40,574 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-21 09:22:40,663 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,664 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,671 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,672 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,677 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,686 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,691 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,734 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,735 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:22:40,777 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 09:22:40,788 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-07-21 09:22:40,792 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-07-21 09:22:40,824 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-21 09:22:40,846 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,847 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,847 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,848 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,848 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,854 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,854 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,872 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,872 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,873 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,874 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,874 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,874 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,934 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-21 09:22:40,935 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-21 09:22:40,938 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-21 09:22:40,939 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-21 09:22:40,942 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-21 09:22:40,943 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-21 09:22:40,943 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-21 09:22:40,944 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-21 09:22:40,945 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-21 09:22:40,945 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-21 09:22:40,996 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,996 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:40,999 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,000 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,002 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,003 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,004 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,009 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,042 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,045 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:22:41,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:22:41,362 INFO L208 MainTranslator]: Completed translation [2022-07-21 09:22:41,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41 WrapperNode [2022-07-21 09:22:41,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 09:22:41,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 09:22:41,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 09:22:41,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 09:22:41,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,594 INFO L137 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2022-07-21 09:22:41,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 09:22:41,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 09:22:41,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 09:22:41,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 09:22:41,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 09:22:41,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 09:22:41,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 09:22:41,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 09:22:41,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (1/1) ... [2022-07-21 09:22:41,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:22:41,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:22:41,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 09:22:41,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 09:22:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2022-07-21 09:22:41,802 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2022-07-21 09:22:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 09:22:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-21 09:22:41,803 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-21 09:22:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-21 09:22:41,804 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-21 09:22:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-21 09:22:41,804 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-21 09:22:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 09:22:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-21 09:22:41,805 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-21 09:22:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-21 09:22:41,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-21 09:22:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 09:22:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 09:22:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2022-07-21 09:22:41,806 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2022-07-21 09:22:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 09:22:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 09:22:41,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 09:22:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-21 09:22:41,807 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-21 09:22:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-07-21 09:22:41,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-07-21 09:22:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-21 09:22:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-21 09:22:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-21 09:22:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-21 09:22:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 09:22:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 09:22:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-07-21 09:22:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-07-21 09:22:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 09:22:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 09:22:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 09:22:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-21 09:22:41,809 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-21 09:22:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-21 09:22:41,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-21 09:22:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 09:22:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2022-07-21 09:22:41,810 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2022-07-21 09:22:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-07-21 09:22:41,811 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-07-21 09:22:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-07-21 09:22:41,811 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-07-21 09:22:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:22:41,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:22:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 09:22:42,173 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 09:22:42,175 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 09:22:43,005 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 09:22:43,015 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 09:22:43,015 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 09:22:43,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:22:43 BoogieIcfgContainer [2022-07-21 09:22:43,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 09:22:43,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 09:22:43,027 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 09:22:43,029 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 09:22:43,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 09:22:39" (1/3) ... [2022-07-21 09:22:43,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@941a6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:22:43, skipping insertion in model container [2022-07-21 09:22:43,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:22:41" (2/3) ... [2022-07-21 09:22:43,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@941a6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:22:43, skipping insertion in model container [2022-07-21 09:22:43,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:22:43" (3/3) ... [2022-07-21 09:22:43,034 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2022-07-21 09:22:43,048 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 09:22:43,048 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 09:22:43,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 09:22:43,133 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7e2c3c5e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2e202fff [2022-07-21 09:22:43,133 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 09:22:43,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-07-21 09:22:43,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-21 09:22:43,152 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:22:43,153 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:22:43,154 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:22:43,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:22:43,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2022-07-21 09:22:43,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:22:43,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599198856] [2022-07-21 09:22:43,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:43,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:22:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:22:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 09:22:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 09:22:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:22:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:22:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-21 09:22:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 09:22:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-21 09:22:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 09:22:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-21 09:22:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-21 09:22:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-21 09:22:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-21 09:22:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:43,932 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-07-21 09:22:43,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:22:43,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599198856] [2022-07-21 09:22:43,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599198856] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:22:43,935 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:22:43,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 09:22:43,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336453374] [2022-07-21 09:22:43,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:22:43,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:22:43,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:22:43,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:22:43,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:22:43,987 INFO L87 Difference]: Start difference. First operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-21 09:22:44,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:22:44,764 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2022-07-21 09:22:44,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 09:22:44,766 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2022-07-21 09:22:44,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:22:44,778 INFO L225 Difference]: With dead ends: 527 [2022-07-21 09:22:44,778 INFO L226 Difference]: Without dead ends: 281 [2022-07-21 09:22:44,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:22:44,787 INFO L413 NwaCegarLoop]: 318 mSDtfsCounter, 129 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 09:22:44,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 392 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 09:22:44,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-07-21 09:22:44,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2022-07-21 09:22:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.1824817518248176) internal successors, (162), 138 states have internal predecessors, (162), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2022-07-21 09:22:44,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2022-07-21 09:22:44,852 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2022-07-21 09:22:44,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:22:44,853 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2022-07-21 09:22:44,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-21 09:22:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2022-07-21 09:22:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-21 09:22:44,857 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:22:44,857 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:22:44,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 09:22:44,858 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:22:44,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:22:44,858 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2022-07-21 09:22:44,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:22:44,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558633853] [2022-07-21 09:22:44,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:44,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:22:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:22:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 09:22:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 09:22:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:22:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:22:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-21 09:22:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 09:22:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-21 09:22:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 09:22:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-21 09:22:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-21 09:22:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-21 09:22:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-21 09:22:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,219 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-07-21 09:22:45,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:22:45,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558633853] [2022-07-21 09:22:45,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558633853] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 09:22:45,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199737212] [2022-07-21 09:22:45,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:45,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:22:45,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:22:45,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 09:22:45,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 09:22:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:45,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-21 09:22:45,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:22:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-07-21 09:22:45,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:22:45,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199737212] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:22:45,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 09:22:45,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2022-07-21 09:22:45,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333752350] [2022-07-21 09:22:45,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:22:45,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 09:22:45,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:22:45,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 09:22:45,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-21 09:22:45,799 INFO L87 Difference]: Start difference. First operand 243 states and 333 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-21 09:22:45,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:22:45,976 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2022-07-21 09:22:45,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:22:45,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 82 [2022-07-21 09:22:45,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:22:45,980 INFO L225 Difference]: With dead ends: 451 [2022-07-21 09:22:45,980 INFO L226 Difference]: Without dead ends: 245 [2022-07-21 09:22:45,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-07-21 09:22:45,983 INFO L413 NwaCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 09:22:45,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 09:22:45,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2022-07-21 09:22:46,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2022-07-21 09:22:46,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 138 states have (on average 1.181159420289855) internal successors, (163), 140 states have internal predecessors, (163), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-07-21 09:22:46,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2022-07-21 09:22:46,025 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2022-07-21 09:22:46,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:22:46,026 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2022-07-21 09:22:46,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-21 09:22:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2022-07-21 09:22:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-21 09:22:46,032 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:22:46,033 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:22:46,066 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 09:22:46,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:22:46,260 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:22:46,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:22:46,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2022-07-21 09:22:46,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:22:46,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960370126] [2022-07-21 09:22:46,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:46,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:22:46,344 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-21 09:22:46,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2008297816] [2022-07-21 09:22:46,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:46,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:22:46,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:22:46,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 09:22:46,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 09:22:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:46,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 2248 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 09:22:46,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:22:46,818 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-07-21 09:22:46,820 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:22:46,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:22:46,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960370126] [2022-07-21 09:22:46,821 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-21 09:22:46,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008297816] [2022-07-21 09:22:46,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008297816] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:22:46,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:22:46,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 09:22:46,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264659747] [2022-07-21 09:22:46,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:22:46,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:22:46,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:22:46,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:22:46,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:22:46,826 INFO L87 Difference]: Start difference. First operand 245 states and 351 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-21 09:22:46,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:22:46,875 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2022-07-21 09:22:46,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 09:22:46,876 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2022-07-21 09:22:46,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:22:46,881 INFO L225 Difference]: With dead ends: 458 [2022-07-21 09:22:46,881 INFO L226 Difference]: Without dead ends: 250 [2022-07-21 09:22:46,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:22:46,886 INFO L413 NwaCegarLoop]: 332 mSDtfsCounter, 10 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 09:22:46,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 09:22:46,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-07-21 09:22:46,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2022-07-21 09:22:46,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 142 states have internal predecessors, (165), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-07-21 09:22:46,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2022-07-21 09:22:46,932 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2022-07-21 09:22:46,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:22:46,933 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2022-07-21 09:22:46,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-21 09:22:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2022-07-21 09:22:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-21 09:22:46,935 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:22:46,935 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:22:46,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 09:22:47,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-21 09:22:47,152 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:22:47,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:22:47,152 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2022-07-21 09:22:47,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:22:47,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260838057] [2022-07-21 09:22:47,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:47,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:22:47,221 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-21 09:22:47,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1064623999] [2022-07-21 09:22:47,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:22:47,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:22:47,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:22:47,224 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 09:22:47,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 09:22:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:22:47,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-21 09:22:47,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:22:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-07-21 09:22:47,710 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:22:47,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:22:47,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260838057] [2022-07-21 09:22:47,710 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-21 09:22:47,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064623999] [2022-07-21 09:22:47,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064623999] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:22:47,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:22:47,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 09:22:47,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951466368] [2022-07-21 09:22:47,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:22:47,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 09:22:47,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:22:47,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 09:22:47,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 09:22:47,713 INFO L87 Difference]: Start difference. First operand 247 states and 353 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-21 09:22:47,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:22:47,777 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2022-07-21 09:22:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:22:47,777 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 97 [2022-07-21 09:22:47,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:22:47,778 INFO L225 Difference]: With dead ends: 282 [2022-07-21 09:22:47,778 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 09:22:47,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-07-21 09:22:47,780 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 09:22:47,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 235 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 09:22:47,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 09:22:47,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 09:22:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 09:22:47,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 09:22:47,782 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2022-07-21 09:22:47,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:22:47,782 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 09:22:47,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-21 09:22:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 09:22:47,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 09:22:47,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 09:22:47,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-21 09:22:48,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:22:48,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 09:22:48,450 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:22:48,450 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2022-07-21 09:22:48,451 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-07-21 09:22:48,451 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:22:48,451 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-07-21 09:22:48,451 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-07-21 09:22:48,451 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-07-21 09:22:48,451 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-07-21 09:22:48,452 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-07-21 09:22:48,452 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-07-21 09:22:48,452 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-07-21 09:22:48,452 INFO L895 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:22:48,452 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:22:48,452 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-07-21 09:22:48,452 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-07-21 09:22:48,453 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-07-21 09:22:48,453 INFO L895 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:22:48,453 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-07-21 09:22:48,453 INFO L895 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:22:48,453 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-07-21 09:22:48,453 INFO L899 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2022-07-21 09:22:48,453 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2022-07-21 09:22:48,454 INFO L902 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2022-07-21 09:22:48,454 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2022-07-21 09:22:48,454 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-07-21 09:22:48,454 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-07-21 09:22:48,454 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2022-07-21 09:22:48,454 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2022-07-21 09:22:48,455 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2022-07-21 09:22:48,456 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-07-21 09:22:48,456 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0))) [2022-07-21 09:22:48,456 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-07-21 09:22:48,456 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-07-21 09:22:48,456 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-21 09:22:48,456 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-21 09:22:48,456 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-21 09:22:48,457 INFO L902 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2022-07-21 09:22:48,457 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2022-07-21 09:22:48,457 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2022-07-21 09:22:48,457 INFO L899 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2022-07-21 09:22:48,457 INFO L899 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2022-07-21 09:22:48,457 INFO L899 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2022-07-21 09:22:48,457 INFO L899 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2022-07-21 09:22:48,457 INFO L902 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2022-07-21 09:22:48,458 INFO L902 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2022-07-21 09:22:48,458 INFO L899 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2022-07-21 09:22:48,458 INFO L899 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2022-07-21 09:22:48,458 INFO L902 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2022-07-21 09:22:48,458 INFO L899 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2022-07-21 09:22:48,458 INFO L899 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2022-07-21 09:22:48,458 INFO L902 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2022-07-21 09:22:48,459 INFO L902 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2022-07-21 09:22:48,459 INFO L899 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2022-07-21 09:22:48,459 INFO L899 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2022-07-21 09:22:48,459 INFO L902 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2022-07-21 09:22:48,459 INFO L902 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2022-07-21 09:22:48,459 INFO L899 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2022-07-21 09:22:48,460 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:22:48,460 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-07-21 09:22:48,460 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-07-21 09:22:48,460 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-07-21 09:22:48,460 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-07-21 09:22:48,460 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2022-07-21 09:22:48,460 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:22:48,461 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-07-21 09:22:48,461 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-07-21 09:22:48,461 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-07-21 09:22:48,461 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2022-07-21 09:22:48,461 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-07-21 09:22:48,461 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-07-21 09:22:48,461 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-07-21 09:22:48,462 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-07-21 09:22:48,462 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-07-21 09:22:48,462 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2022-07-21 09:22:48,462 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-07-21 09:22:48,462 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-07-21 09:22:48,462 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-07-21 09:22:48,462 INFO L902 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2022-07-21 09:22:48,462 INFO L899 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2022-07-21 09:22:48,463 INFO L902 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2022-07-21 09:22:48,463 INFO L899 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2022-07-21 09:22:48,463 INFO L899 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2022-07-21 09:22:48,463 INFO L899 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2022-07-21 09:22:48,463 INFO L902 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2022-07-21 09:22:48,463 INFO L902 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2022-07-21 09:22:48,463 INFO L899 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2022-07-21 09:22:48,464 INFO L902 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2022-07-21 09:22:48,464 INFO L899 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2022-07-21 09:22:48,464 INFO L902 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2022-07-21 09:22:48,464 INFO L899 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2022-07-21 09:22:48,464 INFO L899 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2022-07-21 09:22:48,464 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-21 09:22:48,464 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-21 09:22:48,465 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-21 09:22:48,465 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-21 09:22:48,465 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-21 09:22:48,465 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-21 09:22:48,465 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-21 09:22:48,465 INFO L899 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2022-07-21 09:22:48,465 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2022-07-21 09:22:48,466 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-07-21 09:22:48,466 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-07-21 09:22:48,466 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:22:48,466 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-21 09:22:48,466 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-21 09:22:48,466 INFO L899 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2022-07-21 09:22:48,466 INFO L899 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2022-07-21 09:22:48,467 INFO L899 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2022-07-21 09:22:48,467 INFO L895 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2022-07-21 09:22:48,467 INFO L899 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2022-07-21 09:22:48,467 INFO L895 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2022-07-21 09:22:48,467 INFO L895 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2022-07-21 09:22:48,467 INFO L895 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2022-07-21 09:22:48,467 INFO L895 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2022-07-21 09:22:48,467 INFO L899 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2022-07-21 09:22:48,468 INFO L895 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2022-07-21 09:22:48,468 INFO L899 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2022-07-21 09:22:48,468 INFO L899 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2022-07-21 09:22:48,468 INFO L899 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2022-07-21 09:22:48,468 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 09:22:48,468 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 09:22:48,468 INFO L895 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2022-07-21 09:22:48,469 INFO L895 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2022-07-21 09:22:48,469 INFO L895 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2022-07-21 09:22:48,469 INFO L899 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2022-07-21 09:22:48,469 INFO L899 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2022-07-21 09:22:48,469 INFO L899 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2022-07-21 09:22:48,469 INFO L895 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2022-07-21 09:22:48,469 INFO L899 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2022-07-21 09:22:48,469 INFO L895 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2022-07-21 09:22:48,470 INFO L899 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2022-07-21 09:22:48,470 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2022-07-21 09:22:48,470 INFO L902 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2022-07-21 09:22:48,470 INFO L899 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2022-07-21 09:22:48,470 INFO L899 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2022-07-21 09:22:48,470 INFO L895 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2022-07-21 09:22:48,470 INFO L895 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2022-07-21 09:22:48,471 INFO L899 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2022-07-21 09:22:48,471 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-07-21 09:22:48,471 INFO L895 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2022-07-21 09:22:48,471 INFO L895 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2022-07-21 09:22:48,471 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-07-21 09:22:48,471 INFO L895 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2022-07-21 09:22:48,471 INFO L899 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2022-07-21 09:22:48,472 INFO L895 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2022-07-21 09:22:48,472 INFO L895 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2022-07-21 09:22:48,472 INFO L899 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2022-07-21 09:22:48,472 INFO L895 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2022-07-21 09:22:48,472 INFO L899 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2022-07-21 09:22:48,472 INFO L895 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2022-07-21 09:22:48,472 INFO L899 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2022-07-21 09:22:48,472 INFO L895 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2022-07-21 09:22:48,473 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-07-21 09:22:48,473 INFO L895 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2022-07-21 09:22:48,473 INFO L895 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2022-07-21 09:22:48,473 INFO L899 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2022-07-21 09:22:48,473 INFO L895 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2022-07-21 09:22:48,473 INFO L895 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2022-07-21 09:22:48,473 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2022-07-21 09:22:48,473 INFO L899 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2022-07-21 09:22:48,474 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-07-21 09:22:48,474 INFO L895 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2022-07-21 09:22:48,474 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2022-07-21 09:22:48,474 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-07-21 09:22:48,474 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 09:22:48,474 INFO L899 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2022-07-21 09:22:48,474 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-07-21 09:22:48,475 INFO L895 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2022-07-21 09:22:48,475 INFO L895 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2022-07-21 09:22:48,475 INFO L899 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2022-07-21 09:22:48,475 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2022-07-21 09:22:48,475 INFO L895 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2022-07-21 09:22:48,475 INFO L899 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2022-07-21 09:22:48,475 INFO L895 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2022-07-21 09:22:48,476 INFO L895 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2022-07-21 09:22:48,476 INFO L899 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2022-07-21 09:22:48,476 INFO L895 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2022-07-21 09:22:48,476 INFO L899 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2022-07-21 09:22:48,476 INFO L895 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:22:48,476 INFO L895 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:22:48,477 INFO L899 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2022-07-21 09:22:48,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 09:22:48,477 INFO L895 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2022-07-21 09:22:48,477 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-07-21 09:22:48,477 INFO L899 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2022-07-21 09:22:48,477 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-07-21 09:22:48,477 INFO L895 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2022-07-21 09:22:48,478 INFO L899 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2022-07-21 09:22:48,478 INFO L895 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2022-07-21 09:22:48,478 INFO L899 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2022-07-21 09:22:48,478 INFO L895 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2022-07-21 09:22:48,478 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-07-21 09:22:48,478 INFO L895 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:22:48,478 INFO L895 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:22:48,479 INFO L899 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2022-07-21 09:22:48,479 INFO L895 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2022-07-21 09:22:48,479 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-07-21 09:22:48,479 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-07-21 09:22:48,479 INFO L895 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2022-07-21 09:22:48,479 INFO L895 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2022-07-21 09:22:48,479 INFO L899 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2022-07-21 09:22:48,480 INFO L895 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2022-07-21 09:22:48,480 INFO L895 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2022-07-21 09:22:48,480 INFO L895 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2022-07-21 09:22:48,480 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-07-21 09:22:48,480 INFO L895 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2022-07-21 09:22:48,480 INFO L899 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2022-07-21 09:22:48,480 INFO L899 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2022-07-21 09:22:48,480 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-07-21 09:22:48,481 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-07-21 09:22:48,481 INFO L899 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2022-07-21 09:22:48,481 INFO L895 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2022-07-21 09:22:48,481 INFO L895 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2022-07-21 09:22:48,481 INFO L895 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2022-07-21 09:22:48,481 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2022-07-21 09:22:48,481 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-07-21 09:22:48,482 INFO L899 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2022-07-21 09:22:48,482 INFO L902 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2022-07-21 09:22:48,482 INFO L899 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2022-07-21 09:22:48,482 INFO L902 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2022-07-21 09:22:48,482 INFO L902 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2022-07-21 09:22:48,482 INFO L902 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2022-07-21 09:22:48,482 INFO L902 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2022-07-21 09:22:48,483 INFO L899 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2022-07-21 09:22:48,483 INFO L902 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2022-07-21 09:22:48,483 INFO L902 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2022-07-21 09:22:48,483 INFO L899 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2022-07-21 09:22:48,483 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-07-21 09:22:48,483 INFO L899 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2022-07-21 09:22:48,483 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-07-21 09:22:48,483 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-07-21 09:22:48,484 INFO L902 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2022-07-21 09:22:48,484 INFO L902 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2022-07-21 09:22:48,484 INFO L899 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2022-07-21 09:22:48,484 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2022-07-21 09:22:48,484 INFO L899 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2022-07-21 09:22:48,484 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-21 09:22:48,484 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-21 09:22:48,485 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-21 09:22:48,485 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-21 09:22:48,485 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-21 09:22:48,485 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-21 09:22:48,488 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-21 09:22:48,490 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 09:22:48,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 09:22:48 BoogieIcfgContainer [2022-07-21 09:22:48,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 09:22:48,499 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 09:22:48,499 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 09:22:48,499 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 09:22:48,500 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:22:43" (3/4) ... [2022-07-21 09:22:48,502 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 09:22:48,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-21 09:22:48,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:22:48,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2022-07-21 09:22:48,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2022-07-21 09:22:48,508 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-21 09:22:48,509 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-07-21 09:22:48,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2022-07-21 09:22:48,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2022-07-21 09:22:48,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-21 09:22:48,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-07-21 09:22:48,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2022-07-21 09:22:48,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-21 09:22:48,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2022-07-21 09:22:48,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-07-21 09:22:48,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-07-21 09:22:48,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-21 09:22:48,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-21 09:22:48,528 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-21 09:22:48,529 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 09:22:48,530 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 09:22:48,972 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 09:22:48,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 09:22:48,973 INFO L158 Benchmark]: Toolchain (without parser) took 9725.89ms. Allocated memory was 56.6MB in the beginning and 237.0MB in the end (delta: 180.4MB). Free memory was 27.6MB in the beginning and 41.6MB in the end (delta: -13.9MB). Peak memory consumption was 166.4MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,974 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 09:22:48,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2134.92ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 27.4MB in the beginning and 38.5MB in the end (delta: -11.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.82ms. Allocated memory is still 83.9MB. Free memory was 38.5MB in the beginning and 29.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,975 INFO L158 Benchmark]: Boogie Preprocessor took 125.15ms. Allocated memory is still 83.9MB. Free memory was 29.1MB in the beginning and 39.0MB in the end (delta: -9.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,975 INFO L158 Benchmark]: RCFGBuilder took 1297.05ms. Allocated memory was 83.9MB in the beginning and 123.7MB in the end (delta: 39.8MB). Free memory was 39.0MB in the beginning and 57.3MB in the end (delta: -18.3MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,975 INFO L158 Benchmark]: TraceAbstraction took 5476.12ms. Allocated memory was 123.7MB in the beginning and 237.0MB in the end (delta: 113.2MB). Free memory was 57.3MB in the beginning and 166.4MB in the end (delta: -109.0MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,976 INFO L158 Benchmark]: Witness Printer took 473.56ms. Allocated memory is still 237.0MB. Free memory was 166.4MB in the beginning and 41.6MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2022-07-21 09:22:48,977 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2134.92ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 27.4MB in the beginning and 38.5MB in the end (delta: -11.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.82ms. Allocated memory is still 83.9MB. Free memory was 38.5MB in the beginning and 29.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.15ms. Allocated memory is still 83.9MB. Free memory was 29.1MB in the beginning and 39.0MB in the end (delta: -9.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1297.05ms. Allocated memory was 83.9MB in the beginning and 123.7MB in the end (delta: 39.8MB). Free memory was 39.0MB in the beginning and 57.3MB in the end (delta: -18.3MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5476.12ms. Allocated memory was 123.7MB in the beginning and 237.0MB in the end (delta: 113.2MB). Free memory was 57.3MB in the beginning and 166.4MB in the end (delta: -109.0MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. * Witness Printer took 473.56ms. Allocated memory is still 237.0MB. Free memory was 166.4MB in the beginning and 41.6MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 248 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 3119 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2090 mSDsCounter, 227 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 392 IncrementalHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 227 mSolverCounterUnsat, 1029 mSDtfsCounter, 392 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 731 PreInvPairs, 738 NumberOfFragments, 359 HoareAnnotationTreeSize, 731 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 112 FomulaSimplificationsInter, 37 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 713 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6607 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 405/420 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3358]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8056]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-07-21 09:22:49,015 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