./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF --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 0.2.1-dev-53f42b1 [2021-11-20 05:41:10,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:41:10,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:41:10,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:41:10,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:41:10,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:41:10,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:41:10,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:41:10,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:41:10,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:41:10,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:41:10,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:41:10,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:41:10,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:41:10,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:41:10,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:41:10,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:41:10,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:41:10,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:41:10,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:41:10,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:41:10,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:41:10,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:41:10,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:41:10,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:41:10,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:41:10,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:41:10,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:41:10,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:41:10,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:41:10,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:41:10,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:41:10,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:41:10,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:41:10,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:41:10,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:41:10,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:41:10,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:41:10,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:41:10,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:41:10,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:41:10,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 05:41:10,647 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:41:10,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:41:10,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:41:10,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:41:10,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:41:10,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:41:10,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:41:10,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:41:10,651 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:41:10,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:41:10,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:41:10,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:41:10,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 05:41:10,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:41:10,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 05:41:10,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:41:10,654 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:41:10,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 05:41:10,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:41:10,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:41:10,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:41:10,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:41:10,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:41:10,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:41:10,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 05:41:10,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:41:10,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:41:10,657 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 05:41:10,657 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 05:41:10,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 05:41:10,658 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:41:10,658 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2021-11-20 05:41:10,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:41:10,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:41:10,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:41:10,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:41:10,957 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:41:10,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2021-11-20 05:41:11,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/data/bc5127717/d70edb6856fb47c98d5a83fc69852e6f/FLAG4fbacd0c9 [2021-11-20 05:41:11,822 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:41:11,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2021-11-20 05:41:11,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/data/bc5127717/d70edb6856fb47c98d5a83fc69852e6f/FLAG4fbacd0c9 [2021-11-20 05:41:11,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/data/bc5127717/d70edb6856fb47c98d5a83fc69852e6f [2021-11-20 05:41:12,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:41:12,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:41:12,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:41:12,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:41:12,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:41:12,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:12" (1/1) ... [2021-11-20 05:41:12,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad5cd07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:12, skipping insertion in model container [2021-11-20 05:41:12,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:12" (1/1) ... [2021-11-20 05:41:12,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:41:12,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:41:12,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2021-11-20 05:41:12,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2021-11-20 05:41:13,259 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 05:41:13,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,337 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,338 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,339 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,340 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,354 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,355 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,357 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,358 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,360 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,361 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,362 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,362 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,712 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 05:41:13,714 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 05:41:13,715 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 05:41:13,716 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 05:41:13,718 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 05:41:13,719 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 05:41:13,720 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 05:41:13,721 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 05:41:13,721 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 05:41:13,722 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 05:41:13,907 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,908 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,914 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,915 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,919 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,920 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,925 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,932 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,990 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,991 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:13,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:41:14,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:41:14,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2021-11-20 05:41:14,037 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2021-11-20 05:41:14,072 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 05:41:14,089 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,102 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,103 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,103 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,104 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,112 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,113 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,114 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,115 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,117 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,118 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,118 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,155 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 05:41:14,157 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 05:41:14,157 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 05:41:14,158 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 05:41:14,159 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 05:41:14,160 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 05:41:14,161 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 05:41:14,161 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 05:41:14,162 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 05:41:14,163 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 05:41:14,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,232 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,232 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,236 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,243 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,324 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 05:41:14,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:41:14,567 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:41:14,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14 WrapperNode [2021-11-20 05:41:14,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:41:14,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:41:14,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:41:14,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:41:14,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,754 INFO L137 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2021-11-20 05:41:14,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:41:14,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:41:14,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:41:14,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:41:14,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:41:14,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:41:14,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:41:14,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:41:14,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (1/1) ... [2021-11-20 05:41:14,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:41:14,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:41:14,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 05:41:14,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 05:41:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2021-11-20 05:41:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2021-11-20 05:41:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:41:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-20 05:41:15,019 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-20 05:41:15,019 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-20 05:41:15,020 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-20 05:41:15,020 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-20 05:41:15,020 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-20 05:41:15,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 05:41:15,020 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-20 05:41:15,020 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-20 05:41:15,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-20 05:41:15,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-20 05:41:15,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 05:41:15,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:41:15,022 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2021-11-20 05:41:15,022 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2021-11-20 05:41:15,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 05:41:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:41:15,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:41:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-20 05:41:15,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-20 05:41:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-20 05:41:15,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-20 05:41:15,025 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-20 05:41:15,025 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-20 05:41:15,025 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-11-20 05:41:15,025 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-11-20 05:41:15,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 05:41:15,025 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 05:41:15,026 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2021-11-20 05:41:15,026 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2021-11-20 05:41:15,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 05:41:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 05:41:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 05:41:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-20 05:41:15,027 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-20 05:41:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-20 05:41:15,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-20 05:41:15,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 05:41:15,028 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2021-11-20 05:41:15,028 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2021-11-20 05:41:15,029 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2021-11-20 05:41:15,029 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2021-11-20 05:41:15,029 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2021-11-20 05:41:15,029 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2021-11-20 05:41:15,030 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-11-20 05:41:15,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-11-20 05:41:15,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 05:41:15,410 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:41:15,414 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:41:16,545 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:41:16,555 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:41:16,556 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 05:41:16,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:16 BoogieIcfgContainer [2021-11-20 05:41:16,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:41:16,561 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 05:41:16,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 05:41:16,564 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 05:41:16,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:41:12" (1/3) ... [2021-11-20 05:41:16,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76fc9272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:41:16, skipping insertion in model container [2021-11-20 05:41:16,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:14" (2/3) ... [2021-11-20 05:41:16,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76fc9272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:41:16, skipping insertion in model container [2021-11-20 05:41:16,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:16" (3/3) ... [2021-11-20 05:41:16,568 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2021-11-20 05:41:16,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 05:41:16,574 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 05:41:16,627 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 05:41:16,634 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 05:41:16,634 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 05:41:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-11-20 05:41:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-20 05:41:16,670 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:41:16,671 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:41:16,671 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:41:16,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:41:16,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2021-11-20 05:41:16,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:41:16,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457359284] [2021-11-20 05:41:16,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:16,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:41:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:41:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:41:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-20 05:41:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 05:41:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:41:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-20 05:41:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 05:41:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-20 05:41:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 05:41:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-20 05:41:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-20 05:41:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 05:41:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-20 05:41:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-20 05:41:17,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:41:17,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457359284] [2021-11-20 05:41:17,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457359284] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:41:17,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:41:17,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:41:17,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588219009] [2021-11-20 05:41:17,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:41:17,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 05:41:17,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:41:17,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:41:17,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:41:17,528 INFO L87 Difference]: Start difference. First operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 05:41:18,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:41:18,293 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2021-11-20 05:41:18,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 05:41:18,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2021-11-20 05:41:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:41:18,333 INFO L225 Difference]: With dead ends: 527 [2021-11-20 05:41:18,333 INFO L226 Difference]: Without dead ends: 281 [2021-11-20 05:41:18,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:41:18,348 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 129 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 05:41:18,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 398 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 05:41:18,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-11-20 05:41:18,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2021-11-20 05:41:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.1824817518248176) internal successors, (162), 138 states have internal predecessors, (162), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2021-11-20 05:41:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2021-11-20 05:41:18,491 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2021-11-20 05:41:18,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:41:18,492 INFO L470 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2021-11-20 05:41:18,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 05:41:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2021-11-20 05:41:18,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-20 05:41:18,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:41:18,508 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:41:18,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 05:41:18,509 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:41:18,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:41:18,510 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2021-11-20 05:41:18,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:41:18,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346215075] [2021-11-20 05:41:18,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:18,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:41:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:41:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:41:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-20 05:41:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 05:41:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:41:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-20 05:41:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:18,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 05:41:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-20 05:41:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 05:41:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-20 05:41:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-20 05:41:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 05:41:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-20 05:41:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-20 05:41:19,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:41:19,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346215075] [2021-11-20 05:41:19,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346215075] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:41:19,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272430059] [2021-11-20 05:41:19,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:19,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:41:19,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:41:19,102 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:41:19,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 05:41:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:19,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 2080 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 05:41:19,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:41:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-20 05:41:19,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:41:19,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272430059] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:41:19,838 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 05:41:19,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2021-11-20 05:41:19,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941103307] [2021-11-20 05:41:19,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:41:19,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:41:19,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:41:19,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:41:19,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-20 05:41:19,841 INFO L87 Difference]: Start difference. First operand 243 states and 333 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-20 05:41:20,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:41:20,023 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2021-11-20 05:41:20,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:41:20,024 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 82 [2021-11-20 05:41:20,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:41:20,031 INFO L225 Difference]: With dead ends: 451 [2021-11-20 05:41:20,031 INFO L226 Difference]: Without dead ends: 245 [2021-11-20 05:41:20,033 INFO L932 BasicCegarLoop]: 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 [2021-11-20 05:41:20,034 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1212 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 05:41:20,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1526 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 05:41:20,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2021-11-20 05:41:20,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2021-11-20 05:41:20,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 138 states have (on average 1.181159420289855) internal successors, (163), 140 states have internal predecessors, (163), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2021-11-20 05:41:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2021-11-20 05:41:20,091 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2021-11-20 05:41:20,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:41:20,091 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2021-11-20 05:41:20,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-20 05:41:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2021-11-20 05:41:20,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-20 05:41:20,096 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:41:20,096 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:41:20,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 05:41:20,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:41:20,324 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:41:20,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:41:20,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2021-11-20 05:41:20,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:41:20,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811126706] [2021-11-20 05:41:20,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:20,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:41:20,416 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:41:20,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [220091708] [2021-11-20 05:41:20,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:20,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:41:20,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:41:20,417 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:41:20,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 05:41:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:20,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 2200 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-20 05:41:20,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:41:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 05:41:21,132 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:41:21,133 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:41:21,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811126706] [2021-11-20 05:41:21,133 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:41:21,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220091708] [2021-11-20 05:41:21,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220091708] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:41:21,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:41:21,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:41:21,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545548082] [2021-11-20 05:41:21,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:41:21,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 05:41:21,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:41:21,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:41:21,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:41:21,139 INFO L87 Difference]: Start difference. First operand 245 states and 351 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 05:41:21,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:41:21,198 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2021-11-20 05:41:21,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 05:41:21,198 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2021-11-20 05:41:21,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:41:21,204 INFO L225 Difference]: With dead ends: 458 [2021-11-20 05:41:21,204 INFO L226 Difference]: Without dead ends: 250 [2021-11-20 05:41:21,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 05:41:21,208 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 10 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 05:41:21,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 05:41:21,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-11-20 05:41:21,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2021-11-20 05:41:21,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 142 states have internal predecessors, (165), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2021-11-20 05:41:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2021-11-20 05:41:21,246 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2021-11-20 05:41:21,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:41:21,249 INFO L470 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2021-11-20 05:41:21,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 05:41:21,249 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2021-11-20 05:41:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-20 05:41:21,251 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:41:21,251 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:41:21,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 05:41:21,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:41:21,476 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:41:21,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:41:21,477 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2021-11-20 05:41:21,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:41:21,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996597068] [2021-11-20 05:41:21,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:21,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:41:21,537 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:41:21,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1265571176] [2021-11-20 05:41:21,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:21,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:41:21,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:41:21,539 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:41:21,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 05:41:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:21,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 2205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:41:21,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:41:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-20 05:41:22,219 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:41:22,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:41:22,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996597068] [2021-11-20 05:41:22,220 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:41:22,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265571176] [2021-11-20 05:41:22,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265571176] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:41:22,221 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:41:22,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 05:41:22,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966391778] [2021-11-20 05:41:22,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:41:22,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:41:22,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:41:22,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:41:22,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:41:22,225 INFO L87 Difference]: Start difference. First operand 247 states and 353 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2021-11-20 05:41:22,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:41:22,327 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2021-11-20 05:41:22,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:41:22,328 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 97 [2021-11-20 05:41:22,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:41:22,329 INFO L225 Difference]: With dead ends: 282 [2021-11-20 05:41:22,329 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 05:41:22,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-20 05:41:22,333 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 05:41:22,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 242 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 05:41:22,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 05:41:22,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 05:41:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:41:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 05:41:22,339 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2021-11-20 05:41:22,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:41:22,339 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:41:22,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2021-11-20 05:41:22,339 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 05:41:22,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 05:41:22,342 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 05:41:22,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 05:41:22,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-20 05:41:22,558 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-20 05:41:23,102 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-20 05:41:23,102 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2021-11-20 05:41:23,102 INFO L858 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2021-11-20 05:41:23,102 INFO L854 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-20 05:41:23,102 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2021-11-20 05:41:23,102 INFO L858 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2021-11-20 05:41:23,103 INFO L861 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2021-11-20 05:41:23,103 INFO L858 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2021-11-20 05:41:23,103 INFO L861 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2021-11-20 05:41:23,103 INFO L858 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2021-11-20 05:41:23,103 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2021-11-20 05:41:23,103 INFO L854 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-11-20 05:41:23,103 INFO L854 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-11-20 05:41:23,104 INFO L858 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2021-11-20 05:41:23,104 INFO L858 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2021-11-20 05:41:23,104 INFO L858 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2021-11-20 05:41:23,104 INFO L854 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-11-20 05:41:23,104 INFO L858 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2021-11-20 05:41:23,104 INFO L854 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-11-20 05:41:23,104 INFO L858 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2021-11-20 05:41:23,104 INFO L858 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2021-11-20 05:41:23,105 INFO L858 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2021-11-20 05:41:23,105 INFO L861 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2021-11-20 05:41:23,105 INFO L858 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2021-11-20 05:41:23,105 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2021-11-20 05:41:23,105 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2021-11-20 05:41:23,105 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2021-11-20 05:41:23,105 INFO L854 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-11-20 05:41:23,105 INFO L858 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L858 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2021-11-20 05:41:23,106 INFO L854 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0))) [2021-11-20 05:41:23,107 INFO L858 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2021-11-20 05:41:23,107 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2021-11-20 05:41:23,107 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-20 05:41:23,107 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-20 05:41:23,107 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-20 05:41:23,107 INFO L861 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2021-11-20 05:41:23,107 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2021-11-20 05:41:23,108 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2021-11-20 05:41:23,108 INFO L858 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2021-11-20 05:41:23,108 INFO L858 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2021-11-20 05:41:23,108 INFO L858 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2021-11-20 05:41:23,108 INFO L858 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2021-11-20 05:41:23,108 INFO L861 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2021-11-20 05:41:23,108 INFO L861 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2021-11-20 05:41:23,108 INFO L858 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2021-11-20 05:41:23,109 INFO L858 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2021-11-20 05:41:23,109 INFO L861 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2021-11-20 05:41:23,109 INFO L858 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2021-11-20 05:41:23,109 INFO L858 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2021-11-20 05:41:23,109 INFO L861 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2021-11-20 05:41:23,109 INFO L861 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2021-11-20 05:41:23,109 INFO L858 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2021-11-20 05:41:23,109 INFO L858 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2021-11-20 05:41:23,110 INFO L861 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2021-11-20 05:41:23,110 INFO L861 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2021-11-20 05:41:23,110 INFO L858 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2021-11-20 05:41:23,110 INFO L854 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-11-20 05:41:23,110 INFO L858 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2021-11-20 05:41:23,110 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2021-11-20 05:41:23,110 INFO L861 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2021-11-20 05:41:23,110 INFO L858 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2021-11-20 05:41:23,111 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2021-11-20 05:41:23,111 INFO L854 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-11-20 05:41:23,111 INFO L861 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2021-11-20 05:41:23,111 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2021-11-20 05:41:23,111 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2021-11-20 05:41:23,111 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2021-11-20 05:41:23,111 INFO L861 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2021-11-20 05:41:23,111 INFO L861 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2021-11-20 05:41:23,112 INFO L858 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2021-11-20 05:41:23,112 INFO L861 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2021-11-20 05:41:23,112 INFO L858 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2021-11-20 05:41:23,112 INFO L858 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2021-11-20 05:41:23,112 INFO L861 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2021-11-20 05:41:23,112 INFO L858 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2021-11-20 05:41:23,112 INFO L861 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2021-11-20 05:41:23,112 INFO L861 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2021-11-20 05:41:23,113 INFO L858 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2021-11-20 05:41:23,113 INFO L861 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2021-11-20 05:41:23,113 INFO L858 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2021-11-20 05:41:23,113 INFO L858 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2021-11-20 05:41:23,113 INFO L858 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2021-11-20 05:41:23,113 INFO L861 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2021-11-20 05:41:23,113 INFO L861 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2021-11-20 05:41:23,113 INFO L858 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2021-11-20 05:41:23,113 INFO L861 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2021-11-20 05:41:23,114 INFO L858 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2021-11-20 05:41:23,114 INFO L861 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2021-11-20 05:41:23,114 INFO L858 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2021-11-20 05:41:23,114 INFO L858 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2021-11-20 05:41:23,114 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-20 05:41:23,114 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-20 05:41:23,119 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-20 05:41:23,119 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-20 05:41:23,119 INFO L854 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2021-11-20 05:41:23,119 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-11-20 05:41:23,120 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-11-20 05:41:23,120 INFO L858 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2021-11-20 05:41:23,120 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2021-11-20 05:41:23,120 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2021-11-20 05:41:23,120 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2021-11-20 05:41:23,120 INFO L854 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-20 05:41:23,120 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-11-20 05:41:23,121 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-11-20 05:41:23,121 INFO L858 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2021-11-20 05:41:23,121 INFO L858 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2021-11-20 05:41:23,121 INFO L858 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2021-11-20 05:41:23,121 INFO L854 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2021-11-20 05:41:23,122 INFO L858 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2021-11-20 05:41:23,122 INFO L854 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2021-11-20 05:41:23,122 INFO L854 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2021-11-20 05:41:23,122 INFO L854 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2021-11-20 05:41:23,122 INFO L854 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2021-11-20 05:41:23,122 INFO L858 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2021-11-20 05:41:23,122 INFO L854 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2021-11-20 05:41:23,122 INFO L858 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2021-11-20 05:41:23,122 INFO L858 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2021-11-20 05:41:23,123 INFO L858 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2021-11-20 05:41:23,123 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-20 05:41:23,123 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-20 05:41:23,123 INFO L854 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2021-11-20 05:41:23,123 INFO L854 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2021-11-20 05:41:23,123 INFO L854 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2021-11-20 05:41:23,123 INFO L858 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2021-11-20 05:41:23,123 INFO L858 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2021-11-20 05:41:23,124 INFO L858 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2021-11-20 05:41:23,124 INFO L854 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2021-11-20 05:41:23,124 INFO L858 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2021-11-20 05:41:23,124 INFO L854 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2021-11-20 05:41:23,124 INFO L858 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2021-11-20 05:41:23,124 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2021-11-20 05:41:23,124 INFO L861 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2021-11-20 05:41:23,124 INFO L858 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2021-11-20 05:41:23,124 INFO L858 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2021-11-20 05:41:23,125 INFO L854 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2021-11-20 05:41:23,125 INFO L854 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2021-11-20 05:41:23,126 INFO L858 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2021-11-20 05:41:23,126 INFO L854 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2021-11-20 05:41:23,126 INFO L854 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2021-11-20 05:41:23,126 INFO L854 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2021-11-20 05:41:23,126 INFO L858 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2021-11-20 05:41:23,126 INFO L854 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2021-11-20 05:41:23,126 INFO L858 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2021-11-20 05:41:23,128 INFO L854 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2021-11-20 05:41:23,128 INFO L854 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2021-11-20 05:41:23,128 INFO L858 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2021-11-20 05:41:23,128 INFO L854 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2021-11-20 05:41:23,129 INFO L858 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2021-11-20 05:41:23,129 INFO L854 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2021-11-20 05:41:23,129 INFO L858 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2021-11-20 05:41:23,129 INFO L854 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2021-11-20 05:41:23,129 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-11-20 05:41:23,129 INFO L854 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2021-11-20 05:41:23,130 INFO L854 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2021-11-20 05:41:23,130 INFO L858 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2021-11-20 05:41:23,130 INFO L854 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2021-11-20 05:41:23,130 INFO L854 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2021-11-20 05:41:23,130 INFO L858 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2021-11-20 05:41:23,131 INFO L858 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2021-11-20 05:41:23,131 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-11-20 05:41:23,131 INFO L854 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2021-11-20 05:41:23,131 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2021-11-20 05:41:23,131 INFO L858 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2021-11-20 05:41:23,131 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-20 05:41:23,131 INFO L858 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2021-11-20 05:41:23,131 INFO L854 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2021-11-20 05:41:23,131 INFO L854 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2021-11-20 05:41:23,132 INFO L854 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2021-11-20 05:41:23,132 INFO L858 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2021-11-20 05:41:23,133 INFO L858 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2021-11-20 05:41:23,133 INFO L854 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2021-11-20 05:41:23,133 INFO L858 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2021-11-20 05:41:23,133 INFO L854 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2021-11-20 05:41:23,133 INFO L854 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2021-11-20 05:41:23,133 INFO L858 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2021-11-20 05:41:23,134 INFO L854 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2021-11-20 05:41:23,134 INFO L858 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2021-11-20 05:41:23,134 INFO L854 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-11-20 05:41:23,134 INFO L854 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-11-20 05:41:23,134 INFO L858 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2021-11-20 05:41:23,134 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-20 05:41:23,134 INFO L854 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2021-11-20 05:41:23,134 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-11-20 05:41:23,134 INFO L858 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2021-11-20 05:41:23,135 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-11-20 05:41:23,135 INFO L854 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2021-11-20 05:41:23,135 INFO L858 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2021-11-20 05:41:23,135 INFO L854 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2021-11-20 05:41:23,135 INFO L858 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2021-11-20 05:41:23,135 INFO L854 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2021-11-20 05:41:23,135 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-11-20 05:41:23,135 INFO L854 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-11-20 05:41:23,136 INFO L854 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-11-20 05:41:23,136 INFO L858 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2021-11-20 05:41:23,136 INFO L854 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2021-11-20 05:41:23,136 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-11-20 05:41:23,136 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-11-20 05:41:23,136 INFO L854 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2021-11-20 05:41:23,136 INFO L854 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2021-11-20 05:41:23,136 INFO L858 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2021-11-20 05:41:23,137 INFO L854 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2021-11-20 05:41:23,137 INFO L854 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2021-11-20 05:41:23,137 INFO L854 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2021-11-20 05:41:23,137 INFO L858 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2021-11-20 05:41:23,137 INFO L854 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2021-11-20 05:41:23,137 INFO L858 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2021-11-20 05:41:23,137 INFO L858 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2021-11-20 05:41:23,137 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-11-20 05:41:23,137 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-11-20 05:41:23,138 INFO L858 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2021-11-20 05:41:23,138 INFO L854 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2021-11-20 05:41:23,138 INFO L854 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2021-11-20 05:41:23,139 INFO L854 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2021-11-20 05:41:23,139 INFO L858 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2021-11-20 05:41:23,139 INFO L861 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2021-11-20 05:41:23,139 INFO L858 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2021-11-20 05:41:23,139 INFO L861 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2021-11-20 05:41:23,139 INFO L858 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2021-11-20 05:41:23,139 INFO L861 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2021-11-20 05:41:23,139 INFO L861 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2021-11-20 05:41:23,140 INFO L861 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2021-11-20 05:41:23,140 INFO L861 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2021-11-20 05:41:23,140 INFO L858 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2021-11-20 05:41:23,140 INFO L861 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2021-11-20 05:41:23,140 INFO L861 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2021-11-20 05:41:23,140 INFO L858 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2021-11-20 05:41:23,142 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-11-20 05:41:23,143 INFO L858 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2021-11-20 05:41:23,143 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-11-20 05:41:23,143 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-11-20 05:41:23,143 INFO L861 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2021-11-20 05:41:23,144 INFO L861 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2021-11-20 05:41:23,144 INFO L858 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2021-11-20 05:41:23,144 INFO L858 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2021-11-20 05:41:23,144 INFO L858 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2021-11-20 05:41:23,144 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-20 05:41:23,144 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-20 05:41:23,144 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-20 05:41:23,144 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-20 05:41:23,145 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-20 05:41:23,145 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-20 05:41:23,149 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-20 05:41:23,150 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 05:41:23,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:41:23 BoogieIcfgContainer [2021-11-20 05:41:23,160 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 05:41:23,160 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 05:41:23,160 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 05:41:23,161 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 05:41:23,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:16" (3/4) ... [2021-11-20 05:41:23,164 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-11-20 05:41:23,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2021-11-20 05:41:23,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-11-20 05:41:23,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-11-20 05:41:23,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2021-11-20 05:41:23,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-20 05:41:23,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2021-11-20 05:41:23,201 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-11-20 05:41:23,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-20 05:41:23,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-20 05:41:23,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-20 05:41:23,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-20 05:41:23,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 05:41:23,212 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 05:41:24,039 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 05:41:24,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 05:41:24,040 INFO L158 Benchmark]: Toolchain (without parser) took 12038.38ms. Allocated memory was 92.3MB in the beginning and 237.0MB in the end (delta: 144.7MB). Free memory was 46.3MB in the beginning and 163.8MB in the end (delta: -117.5MB). Peak memory consumption was 160.2MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,041 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:41:24,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2563.65ms. Allocated memory was 92.3MB in the beginning and 140.5MB in the end (delta: 48.2MB). Free memory was 46.0MB in the beginning and 75.0MB in the end (delta: -29.0MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.12ms. Allocated memory is still 140.5MB. Free memory was 75.0MB in the beginning and 66.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,042 INFO L158 Benchmark]: Boogie Preprocessor took 145.15ms. Allocated memory is still 140.5MB. Free memory was 66.1MB in the beginning and 59.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,042 INFO L158 Benchmark]: RCFGBuilder took 1657.99ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 59.1MB in the beginning and 133.1MB in the end (delta: -74.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,043 INFO L158 Benchmark]: TraceAbstraction took 6599.09ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 133.1MB in the beginning and 138.2MB in the end (delta: -5.1MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,043 INFO L158 Benchmark]: Witness Printer took 879.51ms. Allocated memory is still 237.0MB. Free memory was 138.2MB in the beginning and 163.8MB in the end (delta: -25.6MB). Peak memory consumption was 107.7MB. Max. memory is 16.1GB. [2021-11-20 05:41:24,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2563.65ms. Allocated memory was 92.3MB in the beginning and 140.5MB in the end (delta: 48.2MB). Free memory was 46.0MB in the beginning and 75.0MB in the end (delta: -29.0MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.12ms. Allocated memory is still 140.5MB. Free memory was 75.0MB in the beginning and 66.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.15ms. Allocated memory is still 140.5MB. Free memory was 66.1MB in the beginning and 59.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1657.99ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 59.1MB in the beginning and 133.1MB in the end (delta: -74.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * TraceAbstraction took 6599.09ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 133.1MB in the beginning and 138.2MB in the end (delta: -5.1MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Witness Printer took 879.51ms. Allocated memory is still 237.0MB. Free memory was 138.2MB in the beginning and 163.8MB in the end (delta: -25.6MB). Peak memory consumption was 107.7MB. 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: 6.5s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 248 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 3152 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2120 mSDsCounter, 227 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 365 IncrementalHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 227 mSolverCounterUnsat, 1032 mSDtfsCounter, 365 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s 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, 278 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 713 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6485 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 405/420 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3358]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8056]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-20 05:41:24,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb96fa5-7851-449b-a5bb-dd8b97cd48b1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE