./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/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_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:38:03,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:38:03,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:38:03,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:38:03,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:38:03,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:38:03,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:38:03,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:38:03,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:38:03,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:38:03,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:38:03,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:38:03,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:38:03,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:38:03,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:38:03,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:38:03,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:38:03,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:38:03,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:38:03,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:38:03,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:38:03,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:38:03,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:38:03,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:38:03,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:38:03,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:38:03,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:38:03,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:38:03,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:38:03,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:38:03,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:38:03,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:38:03,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:38:03,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:38:03,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:38:03,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:38:03,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:38:03,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:38:03,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:38:03,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:38:03,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:38:03,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 12:38:03,827 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:38:03,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:38:03,828 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:38:03,829 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:38:03,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:38:03,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:38:03,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:38:03,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:38:03,831 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:38:03,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:38:03,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:38:03,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:38:03,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:38:03,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:38:03,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:38:03,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:38:03,835 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:38:03,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:38:03,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:38:03,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:38:03,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:38:03,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:38:03,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:38:03,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:38:03,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:38:03,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:38:03,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:38:03,838 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:38:03,839 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:38:03,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:38:03,839 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_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2022-11-20 12:38:04,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:38:04,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:38:04,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:38:04,212 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:38:04,213 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:38:04,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-11-20 12:38:07,892 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:38:08,606 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:38:08,609 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-11-20 12:38:08,655 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/data/a42e725ee/5395eafbbb1e4c5f9c0e3931f3133d3c/FLAG15b1c94b6 [2022-11-20 12:38:08,674 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/data/a42e725ee/5395eafbbb1e4c5f9c0e3931f3133d3c [2022-11-20 12:38:08,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:38:08,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:38:08,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:38:08,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:38:08,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:38:08,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:38:08" (1/1) ... [2022-11-20 12:38:08,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a7ba35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:08, skipping insertion in model container [2022-11-20 12:38:08,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:38:08" (1/1) ... [2022-11-20 12:38:08,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:38:08,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:38:09,114 WARN L237 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_69737bb5-6825-41e1-82a2-e2b6690dc268/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-11-20 12:38:09,124 WARN L237 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_69737bb5-6825-41e1-82a2-e2b6690dc268/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-11-20 12:38:10,492 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 12:38:10,653 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,654 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,655 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,656 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,657 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,682 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,690 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,693 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,697 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,699 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,700 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,701 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:10,701 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,132 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 12:38:11,134 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 12:38:11,135 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 12:38:11,137 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 12:38:11,139 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 12:38:11,140 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 12:38:11,141 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 12:38:11,142 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 12:38:11,143 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 12:38:11,144 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 12:38:11,332 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,332 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,340 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,340 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,347 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,358 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,364 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,372 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,476 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,485 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:38:11,532 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:38:11,560 WARN L237 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_69737bb5-6825-41e1-82a2-e2b6690dc268/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-11-20 12:38:11,569 WARN L237 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_69737bb5-6825-41e1-82a2-e2b6690dc268/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-11-20 12:38:11,637 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 12:38:11,670 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,671 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,671 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,672 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,673 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,688 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,690 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,695 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,697 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,698 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,699 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,700 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,700 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,778 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 12:38:11,780 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 12:38:11,781 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 12:38:11,782 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 12:38:11,786 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 12:38:11,787 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 12:38:11,789 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 12:38:11,789 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 12:38:11,790 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 12:38:11,791 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 12:38:11,848 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,852 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,854 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,855 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,856 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,857 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,858 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,864 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,910 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,913 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 12:38:11,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:38:12,171 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:38:12,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12 WrapperNode [2022-11-20 12:38:12,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:38:12,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:38:12,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:38:12,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:38:12,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,350 INFO L138 Inliner]: procedures = 687, calls = 1680, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 731 [2022-11-20 12:38:12,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:38:12,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:38:12,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:38:12,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:38:12,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,483 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:38:12,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:38:12,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:38:12,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:38:12,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (1/1) ... [2022-11-20 12:38:12,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:38:12,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:38:12,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:38:12,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:38:12,666 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2022-11-20 12:38:12,666 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2022-11-20 12:38:12,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:38:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-20 12:38:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-20 12:38:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-20 12:38:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-20 12:38:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-20 12:38:12,668 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-20 12:38:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 12:38:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-20 12:38:12,669 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-20 12:38:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 12:38:12,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 12:38:12,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 12:38:12,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:38:12,670 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2022-11-20 12:38:12,671 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2022-11-20 12:38:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 12:38:12,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:38:12,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:38:12,673 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-20 12:38:12,673 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-20 12:38:12,673 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-20 12:38:12,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-20 12:38:12,674 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-20 12:38:12,674 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-20 12:38:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-20 12:38:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-20 12:38:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 12:38:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 12:38:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-11-20 12:38:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-11-20 12:38:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:38:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 12:38:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 12:38:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-20 12:38:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-20 12:38:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-20 12:38:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-20 12:38:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 12:38:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2022-11-20 12:38:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2022-11-20 12:38:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-20 12:38:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-20 12:38:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-20 12:38:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-20 12:38:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-20 12:38:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-20 12:38:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:38:13,145 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:38:13,148 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:38:14,503 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:38:14,522 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:38:14,523 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 12:38:14,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:38:14 BoogieIcfgContainer [2022-11-20 12:38:14,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:38:14,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:38:14,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:38:14,543 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:38:14,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:38:08" (1/3) ... [2022-11-20 12:38:14,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e56ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:38:14, skipping insertion in model container [2022-11-20 12:38:14,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:38:12" (2/3) ... [2022-11-20 12:38:14,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e56ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:38:14, skipping insertion in model container [2022-11-20 12:38:14,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:38:14" (3/3) ... [2022-11-20 12:38:14,548 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2022-11-20 12:38:14,572 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:38:14,572 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 12:38:14,672 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:38:14,687 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2831d100, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:38:14,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 12:38:14,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-11-20 12:38:14,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 12:38:14,717 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:38:14,718 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:38:14,718 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:38:14,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:38:14,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2022-11-20 12:38:14,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:38:14,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326069267] [2022-11-20 12:38:14,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:14,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:38:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 12:38:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 12:38:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 12:38:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 12:38:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 12:38:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-20 12:38:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-20 12:38:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-11-20 12:38:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 12:38:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-20 12:38:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-20 12:38:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-20 12:38:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-20 12:38:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:15,873 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-20 12:38:15,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:38:15,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326069267] [2022-11-20 12:38:15,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326069267] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:38:15,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:38:15,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:38:15,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752703853] [2022-11-20 12:38:15,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:38:15,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:38:15,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:38:15,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:38:15,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:38:15,939 INFO L87 Difference]: Start difference. First operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-20 12:38:17,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:38:17,378 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2022-11-20 12:38:17,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 12:38:17,381 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2022-11-20 12:38:17,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:38:17,397 INFO L225 Difference]: With dead ends: 527 [2022-11-20 12:38:17,397 INFO L226 Difference]: Without dead ends: 281 [2022-11-20 12:38:17,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:38:17,409 INFO L413 NwaCegarLoop]: 265 mSDtfsCounter, 130 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-20 12:38:17,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 341 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-20 12:38:17,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-11-20 12:38:17,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2022-11-20 12:38:17,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.1824817518248176) internal successors, (162), 138 states have internal predecessors, (162), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2022-11-20 12:38:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2022-11-20 12:38:17,508 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2022-11-20 12:38:17,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:38:17,509 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2022-11-20 12:38:17,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-20 12:38:17,509 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2022-11-20 12:38:17,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 12:38:17,513 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:38:17,514 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:38:17,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 12:38:17,514 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:38:17,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:38:17,515 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2022-11-20 12:38:17,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:38:17,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55787604] [2022-11-20 12:38:17,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:17,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:38:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 12:38:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 12:38:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 12:38:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 12:38:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 12:38:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-20 12:38:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-20 12:38:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-11-20 12:38:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 12:38:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-20 12:38:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-20 12:38:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-20 12:38:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-20 12:38:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:18,705 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-20 12:38:18,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:38:18,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55787604] [2022-11-20 12:38:18,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55787604] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 12:38:18,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054355745] [2022-11-20 12:38:18,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:18,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:38:18,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:38:18,712 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:38:18,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 12:38:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:19,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 2102 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 12:38:19,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:38:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 12:38:19,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:38:19,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054355745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:38:19,474 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 12:38:19,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2022-11-20 12:38:19,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556797925] [2022-11-20 12:38:19,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:38:19,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 12:38:19,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:38:19,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 12:38:19,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-20 12:38:19,478 INFO L87 Difference]: Start difference. First operand 243 states and 333 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-20 12:38:19,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:38:19,824 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2022-11-20 12:38:19,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 12:38:19,825 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 82 [2022-11-20 12:38:19,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:38:19,829 INFO L225 Difference]: With dead ends: 451 [2022-11-20 12:38:19,829 INFO L226 Difference]: Without dead ends: 245 [2022-11-20 12:38:19,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-20 12:38:19,832 INFO L413 NwaCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 12:38:19,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 12:38:19,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2022-11-20 12:38:19,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2022-11-20 12:38:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 138 states have (on average 1.181159420289855) internal successors, (163), 140 states have internal predecessors, (163), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-11-20 12:38:19,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2022-11-20 12:38:19,870 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2022-11-20 12:38:19,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:38:19,870 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2022-11-20 12:38:19,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-20 12:38:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2022-11-20 12:38:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 12:38:19,874 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:38:19,875 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:38:19,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:38:20,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:38:20,087 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:38:20,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:38:20,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2022-11-20 12:38:20,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:38:20,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417273148] [2022-11-20 12:38:20,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:20,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:38:20,184 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:38:20,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1541223609] [2022-11-20 12:38:20,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:20,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:38:20,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:38:20,186 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:38:20,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 12:38:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:20,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 12:38:20,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:38:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-20 12:38:20,888 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:38:20,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:38:20,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417273148] [2022-11-20 12:38:20,889 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:38:20,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541223609] [2022-11-20 12:38:20,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541223609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:38:20,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:38:20,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:38:20,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884479376] [2022-11-20 12:38:20,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:38:20,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:38:20,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:38:20,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:38:20,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:38:20,892 INFO L87 Difference]: Start difference. First operand 245 states and 351 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-20 12:38:20,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:38:20,949 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2022-11-20 12:38:20,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 12:38:20,950 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2022-11-20 12:38:20,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:38:20,954 INFO L225 Difference]: With dead ends: 458 [2022-11-20 12:38:20,954 INFO L226 Difference]: Without dead ends: 250 [2022-11-20 12:38:20,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:38:20,957 INFO L413 NwaCegarLoop]: 332 mSDtfsCounter, 10 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:38:20,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:38:20,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-11-20 12:38:20,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2022-11-20 12:38:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 142 states have internal predecessors, (165), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-11-20 12:38:20,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2022-11-20 12:38:20,988 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2022-11-20 12:38:20,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:38:20,989 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2022-11-20 12:38:20,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-20 12:38:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2022-11-20 12:38:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 12:38:20,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:38:20,992 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:38:21,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:38:21,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:38:21,203 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:38:21,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:38:21,204 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2022-11-20 12:38:21,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:38:21,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084534986] [2022-11-20 12:38:21,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:21,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:38:21,320 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:38:21,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [292368808] [2022-11-20 12:38:21,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:38:21,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:38:21,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:38:21,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:38:21,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 12:38:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:38:21,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 2249 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 12:38:21,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:38:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 12:38:22,063 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:38:22,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:38:22,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084534986] [2022-11-20 12:38:22,064 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:38:22,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292368808] [2022-11-20 12:38:22,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292368808] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:38:22,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:38:22,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 12:38:22,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416935610] [2022-11-20 12:38:22,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:38:22,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 12:38:22,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:38:22,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 12:38:22,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 12:38:22,067 INFO L87 Difference]: Start difference. First operand 247 states and 353 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-11-20 12:38:22,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:38:22,177 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2022-11-20 12:38:22,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 12:38:22,179 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 97 [2022-11-20 12:38:22,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:38:22,179 INFO L225 Difference]: With dead ends: 282 [2022-11-20 12:38:22,180 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 12:38:22,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-20 12:38:22,182 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:38:22,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 235 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:38:22,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 12:38:22,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 12:38:22,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:38:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 12:38:22,185 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2022-11-20 12:38:22,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:38:22,185 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:38:22,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-11-20 12:38:22,186 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 12:38:22,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 12:38:22,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 12:38:22,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:38:22,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:38:22,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 12:38:23,099 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 12:38:23,100 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2022-11-20 12:38:23,100 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-11-20 12:38:23,100 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 12:38:23,103 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-11-20 12:38:23,105 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-11-20 12:38:23,105 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-11-20 12:38:23,105 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-11-20 12:38:23,105 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-11-20 12:38:23,106 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-11-20 12:38:23,106 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-11-20 12:38:23,107 INFO L895 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-20 12:38:23,108 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-20 12:38:23,108 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-11-20 12:38:23,108 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-11-20 12:38:23,108 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-11-20 12:38:23,109 INFO L895 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-20 12:38:23,109 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-11-20 12:38:23,113 INFO L895 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-20 12:38:23,113 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-11-20 12:38:23,115 INFO L899 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2022-11-20 12:38:23,115 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2022-11-20 12:38:23,116 INFO L902 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2022-11-20 12:38:23,116 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2022-11-20 12:38:23,116 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-11-20 12:38:23,116 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-11-20 12:38:23,117 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2022-11-20 12:38:23,117 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 12:38:23,117 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-20 12:38:23,118 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2022-11-20 12:38:23,118 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2022-11-20 12:38:23,118 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2022-11-20 12:38:23,119 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-11-20 12:38:23,119 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2022-11-20 12:38:23,120 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2022-11-20 12:38:23,120 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-11-20 12:38:23,120 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0))) [2022-11-20 12:38:23,125 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-11-20 12:38:23,125 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-11-20 12:38:23,125 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-11-20 12:38:23,126 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-20 12:38:23,126 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-20 12:38:23,126 INFO L902 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2022-11-20 12:38:23,126 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2022-11-20 12:38:23,127 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2022-11-20 12:38:23,127 INFO L899 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2022-11-20 12:38:23,127 INFO L899 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2022-11-20 12:38:23,127 INFO L899 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2022-11-20 12:38:23,128 INFO L899 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2022-11-20 12:38:23,128 INFO L902 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2022-11-20 12:38:23,128 INFO L902 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2022-11-20 12:38:23,128 INFO L899 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2022-11-20 12:38:23,128 INFO L899 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2022-11-20 12:38:23,129 INFO L902 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2022-11-20 12:38:23,129 INFO L899 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2022-11-20 12:38:23,129 INFO L899 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2022-11-20 12:38:23,129 INFO L902 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2022-11-20 12:38:23,130 INFO L902 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2022-11-20 12:38:23,130 INFO L899 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2022-11-20 12:38:23,130 INFO L899 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2022-11-20 12:38:23,130 INFO L902 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2022-11-20 12:38:23,131 INFO L902 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2022-11-20 12:38:23,131 INFO L899 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2022-11-20 12:38:23,132 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 12:38:23,132 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-11-20 12:38:23,133 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-11-20 12:38:23,133 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-11-20 12:38:23,133 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-11-20 12:38:23,133 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2022-11-20 12:38:23,134 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 12:38:23,134 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-11-20 12:38:23,134 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-11-20 12:38:23,135 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-11-20 12:38:23,135 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2022-11-20 12:38:23,135 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-11-20 12:38:23,135 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-11-20 12:38:23,135 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-11-20 12:38:23,136 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-11-20 12:38:23,136 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-11-20 12:38:23,136 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2022-11-20 12:38:23,136 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-11-20 12:38:23,137 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-11-20 12:38:23,137 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-11-20 12:38:23,137 INFO L902 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2022-11-20 12:38:23,138 INFO L899 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2022-11-20 12:38:23,138 INFO L902 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2022-11-20 12:38:23,139 INFO L899 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2022-11-20 12:38:23,139 INFO L899 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2022-11-20 12:38:23,139 INFO L899 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2022-11-20 12:38:23,139 INFO L902 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2022-11-20 12:38:23,139 INFO L902 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2022-11-20 12:38:23,140 INFO L899 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2022-11-20 12:38:23,140 INFO L902 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2022-11-20 12:38:23,142 INFO L899 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2022-11-20 12:38:23,142 INFO L902 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2022-11-20 12:38:23,142 INFO L899 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2022-11-20 12:38:23,143 INFO L899 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2022-11-20 12:38:23,143 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-11-20 12:38:23,143 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-20 12:38:23,143 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-20 12:38:23,143 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-20 12:38:23,144 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-20 12:38:23,144 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-11-20 12:38:23,144 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-20 12:38:23,144 INFO L899 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2022-11-20 12:38:23,145 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2022-11-20 12:38:23,145 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-11-20 12:38:23,145 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-11-20 12:38:23,145 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 12:38:23,146 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-20 12:38:23,146 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-11-20 12:38:23,146 INFO L899 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2022-11-20 12:38:23,146 INFO L899 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2022-11-20 12:38:23,147 INFO L899 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2022-11-20 12:38:23,147 INFO L895 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2022-11-20 12:38:23,147 INFO L899 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2022-11-20 12:38:23,147 INFO L895 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2022-11-20 12:38:23,147 INFO L895 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2022-11-20 12:38:23,148 INFO L895 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2022-11-20 12:38:23,148 INFO L895 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2022-11-20 12:38:23,148 INFO L899 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2022-11-20 12:38:23,148 INFO L895 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2022-11-20 12:38:23,149 INFO L899 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2022-11-20 12:38:23,149 INFO L899 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2022-11-20 12:38:23,149 INFO L899 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2022-11-20 12:38:23,149 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 12:38:23,149 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 12:38:23,150 INFO L895 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2022-11-20 12:38:23,150 INFO L895 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2022-11-20 12:38:23,150 INFO L895 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2022-11-20 12:38:23,150 INFO L899 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2022-11-20 12:38:23,151 INFO L899 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2022-11-20 12:38:23,151 INFO L899 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2022-11-20 12:38:23,151 INFO L895 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2022-11-20 12:38:23,151 INFO L899 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2022-11-20 12:38:23,152 INFO L895 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2022-11-20 12:38:23,152 INFO L899 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2022-11-20 12:38:23,152 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2022-11-20 12:38:23,152 INFO L902 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2022-11-20 12:38:23,152 INFO L899 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2022-11-20 12:38:23,153 INFO L899 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2022-11-20 12:38:23,153 INFO L895 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2022-11-20 12:38:23,153 INFO L895 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2022-11-20 12:38:23,154 INFO L899 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2022-11-20 12:38:23,154 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-11-20 12:38:23,155 INFO L895 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2022-11-20 12:38:23,155 INFO L895 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2022-11-20 12:38:23,155 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-11-20 12:38:23,155 INFO L895 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2022-11-20 12:38:23,156 INFO L899 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2022-11-20 12:38:23,156 INFO L895 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2022-11-20 12:38:23,156 INFO L895 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2022-11-20 12:38:23,156 INFO L899 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2022-11-20 12:38:23,157 INFO L895 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2022-11-20 12:38:23,157 INFO L899 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2022-11-20 12:38:23,157 INFO L895 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2022-11-20 12:38:23,157 INFO L899 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2022-11-20 12:38:23,157 INFO L895 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2022-11-20 12:38:23,158 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-11-20 12:38:23,158 INFO L895 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2022-11-20 12:38:23,158 INFO L895 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2022-11-20 12:38:23,158 INFO L899 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2022-11-20 12:38:23,158 INFO L895 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2022-11-20 12:38:23,159 INFO L895 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2022-11-20 12:38:23,159 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2022-11-20 12:38:23,159 INFO L899 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2022-11-20 12:38:23,159 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-11-20 12:38:23,160 INFO L895 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2022-11-20 12:38:23,160 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2022-11-20 12:38:23,160 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-11-20 12:38:23,160 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 12:38:23,160 INFO L899 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2022-11-20 12:38:23,161 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-11-20 12:38:23,161 INFO L895 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2022-11-20 12:38:23,161 INFO L895 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2022-11-20 12:38:23,162 INFO L899 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2022-11-20 12:38:23,162 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2022-11-20 12:38:23,163 INFO L895 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2022-11-20 12:38:23,163 INFO L899 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2022-11-20 12:38:23,163 INFO L895 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2022-11-20 12:38:23,163 INFO L895 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2022-11-20 12:38:23,164 INFO L899 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2022-11-20 12:38:23,164 INFO L895 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2022-11-20 12:38:23,164 INFO L899 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2022-11-20 12:38:23,165 INFO L895 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 12:38:23,165 INFO L895 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 12:38:23,165 INFO L899 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2022-11-20 12:38:23,166 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 12:38:23,166 INFO L895 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2022-11-20 12:38:23,166 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-11-20 12:38:23,166 INFO L899 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2022-11-20 12:38:23,166 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-11-20 12:38:23,167 INFO L895 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2022-11-20 12:38:23,167 INFO L899 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2022-11-20 12:38:23,167 INFO L895 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2022-11-20 12:38:23,167 INFO L899 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2022-11-20 12:38:23,168 INFO L895 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2022-11-20 12:38:23,168 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-11-20 12:38:23,168 INFO L895 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 12:38:23,168 INFO L895 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 12:38:23,169 INFO L899 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2022-11-20 12:38:23,169 INFO L895 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2022-11-20 12:38:23,169 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-11-20 12:38:23,169 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-11-20 12:38:23,170 INFO L895 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2022-11-20 12:38:23,170 INFO L895 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2022-11-20 12:38:23,170 INFO L899 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2022-11-20 12:38:23,170 INFO L895 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2022-11-20 12:38:23,171 INFO L895 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2022-11-20 12:38:23,171 INFO L895 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2022-11-20 12:38:23,171 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-20 12:38:23,171 INFO L895 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2022-11-20 12:38:23,171 INFO L899 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2022-11-20 12:38:23,172 INFO L899 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2022-11-20 12:38:23,172 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-11-20 12:38:23,172 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-11-20 12:38:23,172 INFO L899 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2022-11-20 12:38:23,173 INFO L895 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2022-11-20 12:38:23,173 INFO L895 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret794#1| 0) [2022-11-20 12:38:23,173 INFO L895 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2022-11-20 12:38:23,173 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2022-11-20 12:38:23,173 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-20 12:38:23,174 INFO L899 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2022-11-20 12:38:23,174 INFO L902 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2022-11-20 12:38:23,174 INFO L899 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2022-11-20 12:38:23,175 INFO L902 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2022-11-20 12:38:23,175 INFO L902 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2022-11-20 12:38:23,175 INFO L902 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2022-11-20 12:38:23,176 INFO L902 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2022-11-20 12:38:23,176 INFO L899 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2022-11-20 12:38:23,176 INFO L902 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2022-11-20 12:38:23,176 INFO L902 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2022-11-20 12:38:23,179 INFO L899 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2022-11-20 12:38:23,180 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-11-20 12:38:23,180 INFO L899 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2022-11-20 12:38:23,180 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-20 12:38:23,180 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-11-20 12:38:23,181 INFO L902 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2022-11-20 12:38:23,181 INFO L902 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2022-11-20 12:38:23,181 INFO L899 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2022-11-20 12:38:23,181 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2022-11-20 12:38:23,182 INFO L899 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2022-11-20 12:38:23,182 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-20 12:38:23,182 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-20 12:38:23,182 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-20 12:38:23,182 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-20 12:38:23,183 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-20 12:38:23,183 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-20 12:38:23,192 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-20 12:38:23,195 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 12:38:23,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:38:23 BoogieIcfgContainer [2022-11-20 12:38:23,207 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:38:23,208 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:38:23,208 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:38:23,208 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:38:23,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:38:14" (3/4) ... [2022-11-20 12:38:23,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 12:38:23,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-20 12:38:23,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-11-20 12:38:23,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2022-11-20 12:38:23,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2022-11-20 12:38:23,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2022-11-20 12:38:23,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-11-20 12:38:23,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-11-20 12:38:23,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-20 12:38:23,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 12:38:23,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-20 12:38:23,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-20 12:38:23,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-20 12:38:23,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-11-20 12:38:23,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2022-11-20 12:38:23,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2022-11-20 12:38:23,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-20 12:38:23,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-11-20 12:38:23,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2022-11-20 12:38:23,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-20 12:38:23,243 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2022-11-20 12:38:23,245 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-11-20 12:38:23,246 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 12:38:23,248 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 12:38:23,250 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 12:38:23,251 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 12:38:23,253 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 12:38:23,254 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 12:38:23,822 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 12:38:23,823 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:38:23,824 INFO L158 Benchmark]: Toolchain (without parser) took 15144.57ms. Allocated memory was 144.7MB in the beginning and 295.7MB in the end (delta: 151.0MB). Free memory was 92.1MB in the beginning and 95.4MB in the end (delta: -3.3MB). Peak memory consumption was 148.2MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,824 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 107.0MB. Free memory is still 58.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:38:23,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3491.36ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 91.5MB in the beginning and 88.1MB in the end (delta: 3.5MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 182.10ms. Allocated memory is still 182.5MB. Free memory was 88.1MB in the beginning and 78.5MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,826 INFO L158 Benchmark]: Boogie Preprocessor took 163.06ms. Allocated memory is still 182.5MB. Free memory was 78.5MB in the beginning and 71.3MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,826 INFO L158 Benchmark]: RCFGBuilder took 2009.64ms. Allocated memory is still 182.5MB. Free memory was 71.3MB in the beginning and 80.8MB in the end (delta: -9.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,827 INFO L158 Benchmark]: TraceAbstraction took 8674.88ms. Allocated memory was 182.5MB in the beginning and 295.7MB in the end (delta: 113.2MB). Free memory was 79.7MB in the beginning and 220.2MB in the end (delta: -140.5MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,827 INFO L158 Benchmark]: Witness Printer took 615.11ms. Allocated memory is still 295.7MB. Free memory was 220.2MB in the beginning and 95.4MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2022-11-20 12:38:23,829 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 107.0MB. Free memory is still 58.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3491.36ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 91.5MB in the beginning and 88.1MB in the end (delta: 3.5MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 182.10ms. Allocated memory is still 182.5MB. Free memory was 88.1MB in the beginning and 78.5MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.06ms. Allocated memory is still 182.5MB. Free memory was 78.5MB in the beginning and 71.3MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2009.64ms. Allocated memory is still 182.5MB. Free memory was 71.3MB in the beginning and 80.8MB in the end (delta: -9.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 8674.88ms. Allocated memory was 182.5MB in the beginning and 295.7MB in the end (delta: 113.2MB). Free memory was 79.7MB in the beginning and 220.2MB in the end (delta: -140.5MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. * Witness Printer took 615.11ms. Allocated memory is still 295.7MB. Free memory was 220.2MB in the beginning and 95.4MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 249 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 232 mSDsluCounter, 3068 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2092 mSDsCounter, 226 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 447 IncrementalHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 226 mSolverCounterUnsat, 976 mSDtfsCounter, 447 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 731 PreInvPairs, 738 NumberOfFragments, 359 HoareAnnotationTreeSize, 731 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 112 FomulaSimplificationsInter, 37 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 713 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6595 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 405/420 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3358]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8056]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-20 12:38:23,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69737bb5-6825-41e1-82a2-e2b6690dc268/bin/uautomizer-ug76WZFUDN/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