./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 03:21:45,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:21:45,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:21:45,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:21:45,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:21:45,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:21:45,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:21:45,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:21:45,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:21:45,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:21:45,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:21:45,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:21:45,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:21:45,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:21:45,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:21:45,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:21:45,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:21:45,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:21:45,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:21:45,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:21:45,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:21:45,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:21:45,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:21:45,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:21:45,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:21:45,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:21:45,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:21:45,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:21:45,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:21:45,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:21:45,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:21:45,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:21:45,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:21:45,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:21:45,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:21:45,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:21:45,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:21:45,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:21:45,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:21:45,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:21:45,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:21:45,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:21:45,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:21:45,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:21:45,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:21:45,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:21:45,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:21:45,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:21:45,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:21:45,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:21:45,749 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:21:45,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:21:45,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:21:45,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:21:45,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:21:45,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:21:45,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:21:45,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:21:45,751 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:21:45,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:21:45,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:21:45,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:21:45,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:21:45,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:21:45,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:21:45,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:21:45,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:21:45,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:21:45,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:21:45,753 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:21:45,753 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:21:45,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:21:45,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2021-12-28 03:21:46,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:21:46,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:21:46,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:21:46,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:21:46,098 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:21:46,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2021-12-28 03:21:46,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f080b0f62/a275b5041d054641940f58b981d6709a/FLAGed1da1d2b [2021-12-28 03:21:46,902 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:21:46,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2021-12-28 03:21:46,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f080b0f62/a275b5041d054641940f58b981d6709a/FLAGed1da1d2b [2021-12-28 03:21:47,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f080b0f62/a275b5041d054641940f58b981d6709a [2021-12-28 03:21:47,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:21:47,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:21:47,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:21:47,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:21:47,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:21:47,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:21:47" (1/1) ... [2021-12-28 03:21:47,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221dac04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:47, skipping insertion in model container [2021-12-28 03:21:47,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:21:47" (1/1) ... [2021-12-28 03:21:47,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:21:47,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:21:47,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2021-12-28 03:21:47,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2021-12-28 03:21:48,342 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,343 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,343 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,344 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,345 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,354 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,357 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,359 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,367 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,368 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,369 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,369 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,619 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-28 03:21:48,620 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-28 03:21:48,621 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-28 03:21:48,622 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-28 03:21:48,623 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-28 03:21:48,624 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-28 03:21:48,624 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-28 03:21:48,625 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-28 03:21:48,625 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-28 03:21:48,626 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-28 03:21:48,730 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-28 03:21:48,768 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,782 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,861 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,865 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,865 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,866 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,866 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,867 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,868 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,872 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,885 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,886 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,886 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,886 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,887 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,899 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,907 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,907 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,914 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,915 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,916 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,924 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,932 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,934 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:48,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:21:48,972 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:21:48,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2021-12-28 03:21:48,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2021-12-28 03:21:49,042 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,045 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,045 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,045 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,046 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,051 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,052 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,054 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,113 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-28 03:21:49,114 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-28 03:21:49,114 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-28 03:21:49,115 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-28 03:21:49,116 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-28 03:21:49,116 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-28 03:21:49,117 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-28 03:21:49,117 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-28 03:21:49,118 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-28 03:21:49,118 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-28 03:21:49,136 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-28 03:21:49,148 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,151 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,177 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,180 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,181 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,181 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,182 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,182 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,183 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,183 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,184 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,184 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,185 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,185 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,186 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,186 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,188 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,207 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,208 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,212 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,217 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,218 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,220 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,221 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,221 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,223 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:21:49,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:21:49,554 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:21:49,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49 WrapperNode [2021-12-28 03:21:49,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:21:49,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:21:49,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:21:49,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:21:49,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,736 INFO L137 Inliner]: procedures = 699, calls = 1955, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 722 [2021-12-28 03:21:49,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:21:49,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:21:49,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:21:49,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:21:49,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:21:49,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:21:49,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:21:49,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:21:49,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (1/1) ... [2021-12-28 03:21:49,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:21:49,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:21:49,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 03:21:49,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 03:21:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-28 03:21:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-28 03:21:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-28 03:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-28 03:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-28 03:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-28 03:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-28 03:21:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-28 03:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-28 03:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-28 03:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-28 03:21:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-28 03:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:21:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-28 03:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-28 03:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-28 03:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-28 03:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-28 03:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-28 03:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-28 03:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-28 03:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-28 03:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-28 03:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-12-28 03:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-12-28 03:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-28 03:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-28 03:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-28 03:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-28 03:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2021-12-28 03:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2021-12-28 03:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-28 03:21:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-28 03:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2021-12-28 03:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2021-12-28 03:21:50,402 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:21:50,405 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:21:51,796 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:21:51,812 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:21:51,813 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-28 03:21:51,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:21:51 BoogieIcfgContainer [2021-12-28 03:21:51,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:21:51,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:21:51,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:21:51,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:21:51,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:21:47" (1/3) ... [2021-12-28 03:21:51,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7644153c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:21:51, skipping insertion in model container [2021-12-28 03:21:51,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:21:49" (2/3) ... [2021-12-28 03:21:51,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7644153c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:21:51, skipping insertion in model container [2021-12-28 03:21:51,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:21:51" (3/3) ... [2021-12-28 03:21:51,822 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2021-12-28 03:21:51,828 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:21:51,828 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:21:51,869 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:21:51,875 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 03:21:51,875 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:21:51,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2021-12-28 03:21:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-28 03:21:51,908 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:21:51,909 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:21:51,910 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:21:51,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:21:51,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2021-12-28 03:21:51,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:21:51,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5383305] [2021-12-28 03:21:51,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:21:51,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:21:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:21:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:21:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:21:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-28 03:21:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:21:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:21:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 03:21:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:21:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:21:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-28 03:21:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-28 03:21:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 03:21:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:21:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-28 03:21:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-28 03:21:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:21:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-28 03:21:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-28 03:21:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-12-28 03:21:52,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:21:52,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5383305] [2021-12-28 03:21:52,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5383305] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:21:52,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:21:52,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 03:21:52,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624704316] [2021-12-28 03:21:52,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:21:52,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 03:21:52,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:21:52,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 03:21:52,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:21:52,891 INFO L87 Difference]: Start difference. First operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-28 03:21:54,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:21:54,659 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2021-12-28 03:21:54,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 03:21:54,662 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 112 [2021-12-28 03:21:54,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:21:54,685 INFO L225 Difference]: With dead ends: 529 [2021-12-28 03:21:54,685 INFO L226 Difference]: Without dead ends: 305 [2021-12-28 03:21:54,695 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:21:54,699 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 240 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-28 03:21:54,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 504 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-28 03:21:54,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-12-28 03:21:54,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2021-12-28 03:21:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 148 states have (on average 1.2702702702702702) internal successors, (188), 149 states have internal predecessors, (188), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2021-12-28 03:21:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2021-12-28 03:21:54,788 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2021-12-28 03:21:54,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:21:54,788 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2021-12-28 03:21:54,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-28 03:21:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2021-12-28 03:21:54,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-28 03:21:54,792 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:21:54,792 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:21:54,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:21:54,793 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:21:54,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:21:54,794 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2021-12-28 03:21:54,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:21:54,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002299987] [2021-12-28 03:21:54,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:21:54,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:21:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:21:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:21:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:21:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-28 03:21:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:21:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:21:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 03:21:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:21:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:21:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-28 03:21:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-28 03:21:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 03:21:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:21:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-28 03:21:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-28 03:21:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:21:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-28 03:21:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-28 03:21:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-28 03:21:55,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:21:55,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002299987] [2021-12-28 03:21:55,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002299987] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:21:55,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678246196] [2021-12-28 03:21:55,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:21:55,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:21:55,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:21:55,378 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:21:55,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-28 03:21:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:21:55,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-28 03:21:55,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:21:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-12-28 03:21:56,216 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-28 03:21:56,524 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-28 03:21:56,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678246196] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-28 03:21:56,524 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-28 03:21:56,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2021-12-28 03:21:56,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463745450] [2021-12-28 03:21:56,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-28 03:21:56,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-28 03:21:56,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:21:56,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-28 03:21:56,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-12-28 03:21:56,528 INFO L87 Difference]: Start difference. First operand 225 states and 303 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-28 03:22:00,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:22:00,843 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2021-12-28 03:22:00,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-28 03:22:00,844 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 112 [2021-12-28 03:22:00,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:22:00,848 INFO L225 Difference]: With dead ends: 507 [2021-12-28 03:22:00,848 INFO L226 Difference]: Without dead ends: 349 [2021-12-28 03:22:00,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-12-28 03:22:00,850 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 172 mSDsluCounter, 1095 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1412 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2021-12-28 03:22:00,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 1412 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2021-12-28 03:22:00,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2021-12-28 03:22:00,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2021-12-28 03:22:00,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 159 states have (on average 1.270440251572327) internal successors, (202), 160 states have internal predecessors, (202), 61 states have call successors, (61), 18 states have call predecessors, (61), 19 states have return successors, (65), 61 states have call predecessors, (65), 60 states have call successors, (65) [2021-12-28 03:22:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2021-12-28 03:22:00,872 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2021-12-28 03:22:00,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:22:00,873 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2021-12-28 03:22:00,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-28 03:22:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2021-12-28 03:22:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-28 03:22:00,875 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:22:00,876 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:22:00,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-28 03:22:01,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:22:01,102 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:22:01,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:22:01,102 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2021-12-28 03:22:01,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:22:01,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095773332] [2021-12-28 03:22:01,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:22:01,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:22:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:22:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:22:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:22:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-28 03:22:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:22:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:22:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 03:22:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:22:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:22:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-28 03:22:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-28 03:22:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 03:22:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:22:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-28 03:22:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-28 03:22:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:22:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-28 03:22:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-28 03:22:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-12-28 03:22:01,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:22:01,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095773332] [2021-12-28 03:22:01,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095773332] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:22:01,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80596770] [2021-12-28 03:22:01,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:22:01,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:22:01,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:22:01,582 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:22:01,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-28 03:22:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-28 03:22:02,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:22:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-12-28 03:22:02,306 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:22:02,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [80596770] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:22:02,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:22:02,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2021-12-28 03:22:02,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691243061] [2021-12-28 03:22:02,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:22:02,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 03:22:02,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:22:02,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 03:22:02,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-12-28 03:22:02,308 INFO L87 Difference]: Start difference. First operand 240 states and 328 transitions. Second operand has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2021-12-28 03:22:02,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:22:02,412 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2021-12-28 03:22:02,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-28 03:22:02,413 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 112 [2021-12-28 03:22:02,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:22:02,414 INFO L225 Difference]: With dead ends: 446 [2021-12-28 03:22:02,414 INFO L226 Difference]: Without dead ends: 242 [2021-12-28 03:22:02,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-12-28 03:22:02,416 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 1122 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1411 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 03:22:02,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1411 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 03:22:02,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-12-28 03:22:02,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-12-28 03:22:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.26875) internal successors, (203), 162 states have internal predecessors, (203), 61 states have call successors, (61), 18 states have call predecessors, (61), 20 states have return successors, (69), 61 states have call predecessors, (69), 60 states have call successors, (69) [2021-12-28 03:22:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2021-12-28 03:22:02,437 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2021-12-28 03:22:02,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:22:02,438 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2021-12-28 03:22:02,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2021-12-28 03:22:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2021-12-28 03:22:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-12-28 03:22:02,444 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:22:02,445 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:22:02,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-28 03:22:02,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-12-28 03:22:02,672 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:22:02,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:22:02,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2021-12-28 03:22:02,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:22:02,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213127577] [2021-12-28 03:22:02,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:22:02,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:22:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:22:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:22:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:22:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-28 03:22:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:22:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:22:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 03:22:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:22:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-28 03:22:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-28 03:22:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:22:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 03:22:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 03:22:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:22:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-28 03:22:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 03:22:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:02,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:22:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:03,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-28 03:22:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:03,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-28 03:22:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:03,023 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-28 03:22:03,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:22:03,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213127577] [2021-12-28 03:22:03,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213127577] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:22:03,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529954179] [2021-12-28 03:22:03,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:22:03,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:22:03,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:22:03,026 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:22:03,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-28 03:22:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:22:03,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-28 03:22:03,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:22:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-12-28 03:22:03,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:22:03,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529954179] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:22:03,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:22:03,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2021-12-28 03:22:03,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310446932] [2021-12-28 03:22:03,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:22:03,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 03:22:03,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:22:03,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 03:22:03,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-12-28 03:22:03,721 INFO L87 Difference]: Start difference. First operand 242 states and 333 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2021-12-28 03:22:03,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:22:03,801 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2021-12-28 03:22:03,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-28 03:22:03,803 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 120 [2021-12-28 03:22:03,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:22:03,804 INFO L225 Difference]: With dead ends: 312 [2021-12-28 03:22:03,804 INFO L226 Difference]: Without dead ends: 0 [2021-12-28 03:22:03,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2021-12-28 03:22:03,807 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:22:03,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:22:03,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-28 03:22:03,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-28 03:22:03,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:22:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-28 03:22:03,811 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2021-12-28 03:22:03,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:22:03,811 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 03:22:03,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2021-12-28 03:22:03,811 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-28 03:22:03,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-28 03:22:03,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-28 03:22:03,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-28 03:22:04,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:22:04,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-28 03:22:04,475 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L854 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L858 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2021-12-28 03:22:04,475 INFO L854 garLoopResultBuilder]: At program point L8277(line 8277) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L854 garLoopResultBuilder]: At program point L8319-5(lines 8265 8320) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2021-12-28 03:22:04,476 INFO L854 garLoopResultBuilder]: At program point L8319-2(line 8319) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2021-12-28 03:22:04,476 INFO L854 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8323 8344) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,476 INFO L854 garLoopResultBuilder]: At program point L8338(line 8338) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#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)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,476 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L854 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L854 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L854 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-28 03:22:04,477 INFO L861 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2021-12-28 03:22:04,477 INFO L858 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2021-12-28 03:22:04,477 INFO L861 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L854 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L854 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2021-12-28 03:22:04,478 INFO L858 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L861 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2021-12-28 03:22:04,479 INFO L854 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,479 INFO L861 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2021-12-28 03:22:04,479 INFO L854 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L861 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L861 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2021-12-28 03:22:04,480 INFO L861 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2021-12-28 03:22:04,480 INFO L861 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2021-12-28 03:22:04,480 INFO L861 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2021-12-28 03:22:04,480 INFO L858 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L861 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L861 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2021-12-28 03:22:04,481 INFO L861 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L858 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2021-12-28 03:22:04,482 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L861 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L861 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-28 03:22:04,483 INFO L854 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2021-12-28 03:22:04,483 INFO L858 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L861 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L861 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2021-12-28 03:22:04,484 INFO L854 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-12-28 03:22:04,484 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-12-28 03:22:04,485 INFO L861 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2021-12-28 03:22:04,485 INFO L858 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2021-12-28 03:22:04,485 INFO L858 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2021-12-28 03:22:04,485 INFO L861 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2021-12-28 03:22:04,485 INFO L861 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2021-12-28 03:22:04,485 INFO L858 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2021-12-28 03:22:04,485 INFO L861 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2021-12-28 03:22:04,485 INFO L858 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2021-12-28 03:22:04,485 INFO L861 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2021-12-28 03:22:04,485 INFO L858 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2021-12-28 03:22:04,485 INFO L861 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2021-12-28 03:22:04,485 INFO L858 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2021-12-28 03:22:04,486 INFO L861 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2021-12-28 03:22:04,486 INFO L861 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2021-12-28 03:22:04,486 INFO L861 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2021-12-28 03:22:04,486 INFO L858 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2021-12-28 03:22:04,486 INFO L858 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2021-12-28 03:22:04,486 INFO L861 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2021-12-28 03:22:04,486 INFO L858 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2021-12-28 03:22:04,487 INFO L858 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2021-12-28 03:22:04,487 INFO L861 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2021-12-28 03:22:04,487 INFO L858 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2021-12-28 03:22:04,487 INFO L854 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2021-12-28 03:22:04,487 INFO L854 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2021-12-28 03:22:04,487 INFO L858 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2021-12-28 03:22:04,487 INFO L854 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2021-12-28 03:22:04,488 INFO L854 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2021-12-28 03:22:04,488 INFO L858 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2021-12-28 03:22:04,488 INFO L858 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2021-12-28 03:22:04,488 INFO L854 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2021-12-28 03:22:04,488 INFO L858 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2021-12-28 03:22:04,488 INFO L854 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2021-12-28 03:22:04,489 INFO L854 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,489 INFO L858 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2021-12-28 03:22:04,489 INFO L854 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2021-12-28 03:22:04,489 INFO L858 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2021-12-28 03:22:04,489 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-28 03:22:04,489 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-28 03:22:04,489 INFO L858 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2021-12-28 03:22:04,490 INFO L854 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,490 INFO L858 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2021-12-28 03:22:04,490 INFO L854 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2021-12-28 03:22:04,490 INFO L854 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,490 INFO L858 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2021-12-28 03:22:04,490 INFO L854 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2021-12-28 03:22:04,490 INFO L861 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2021-12-28 03:22:04,491 INFO L854 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2021-12-28 03:22:04,491 INFO L858 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2021-12-28 03:22:04,491 INFO L858 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2021-12-28 03:22:04,491 INFO L858 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2021-12-28 03:22:04,491 INFO L854 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2021-12-28 03:22:04,491 INFO L858 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2021-12-28 03:22:04,491 INFO L858 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2021-12-28 03:22:04,492 INFO L858 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2021-12-28 03:22:04,492 INFO L858 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2021-12-28 03:22:04,492 INFO L858 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2021-12-28 03:22:04,492 INFO L854 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2021-12-28 03:22:04,492 INFO L854 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2021-12-28 03:22:04,492 INFO L858 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2021-12-28 03:22:04,492 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-28 03:22:04,493 INFO L854 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2021-12-28 03:22:04,493 INFO L858 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2021-12-28 03:22:04,493 INFO L858 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2021-12-28 03:22:04,493 INFO L858 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2021-12-28 03:22:04,493 INFO L854 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,493 INFO L854 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,493 INFO L854 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2021-12-28 03:22:04,494 INFO L854 garLoopResultBuilder]: At program point L8522(line 8522) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,494 INFO L858 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2021-12-28 03:22:04,494 INFO L854 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2021-12-28 03:22:04,494 INFO L858 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2021-12-28 03:22:04,494 INFO L858 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2021-12-28 03:22:04,494 INFO L854 garLoopResultBuilder]: At program point L8522-1(line 8522) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_#t~ret965#1| 0) [2021-12-28 03:22:04,494 INFO L858 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2021-12-28 03:22:04,495 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-28 03:22:04,495 INFO L854 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2021-12-28 03:22:04,495 INFO L858 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2021-12-28 03:22:04,495 INFO L858 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2021-12-28 03:22:04,495 INFO L854 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2021-12-28 03:22:04,495 INFO L858 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2021-12-28 03:22:04,495 INFO L854 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2021-12-28 03:22:04,496 INFO L858 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2021-12-28 03:22:04,496 INFO L854 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-28 03:22:04,496 INFO L858 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2021-12-28 03:22:04,496 INFO L858 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2021-12-28 03:22:04,496 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-28 03:22:04,496 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-28 03:22:04,496 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-28 03:22:04,496 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-28 03:22:04,497 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-28 03:22:04,497 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-28 03:22:04,500 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-28 03:22:04,501 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-28 03:22:04,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 03:22:04 BoogieIcfgContainer [2021-12-28 03:22:04,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-28 03:22:04,513 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 03:22:04,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 03:22:04,513 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 03:22:04,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:21:51" (3/4) ... [2021-12-28 03:22:04,516 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-28 03:22:04,521 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-28 03:22:04,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2021-12-28 03:22:04,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2021-12-28 03:22:04,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-12-28 03:22:04,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-28 03:22:04,537 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2021-12-28 03:22:04,539 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2021-12-28 03:22:04,540 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-12-28 03:22:04,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-28 03:22:04,542 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-28 03:22:04,543 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-28 03:22:04,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-28 03:22:04,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 03:22:05,185 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-28 03:22:05,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 03:22:05,187 INFO L158 Benchmark]: Toolchain (without parser) took 18003.80ms. Allocated memory was 54.5MB in the beginning and 230.7MB in the end (delta: 176.2MB). Free memory was 34.1MB in the beginning and 159.1MB in the end (delta: -124.9MB). Peak memory consumption was 181.1MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,187 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.4MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:22:05,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2370.39ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 34.0MB in the beginning and 43.8MB in the end (delta: -9.8MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.39ms. Allocated memory is still 86.0MB. Free memory was 43.8MB in the beginning and 33.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,188 INFO L158 Benchmark]: Boogie Preprocessor took 151.20ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 33.7MB in the beginning and 65.2MB in the end (delta: -31.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,188 INFO L158 Benchmark]: RCFGBuilder took 1925.85ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 65.2MB in the beginning and 114.2MB in the end (delta: -49.0MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,188 INFO L158 Benchmark]: TraceAbstraction took 12695.75ms. Allocated memory was 155.2MB in the beginning and 230.7MB in the end (delta: 75.5MB). Free memory was 114.1MB in the beginning and 61.6MB in the end (delta: 52.5MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,189 INFO L158 Benchmark]: Witness Printer took 673.04ms. Allocated memory is still 230.7MB. Free memory was 61.6MB in the beginning and 159.1MB in the end (delta: -97.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-28 03:22:05,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.4MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2370.39ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 34.0MB in the beginning and 43.8MB in the end (delta: -9.8MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.39ms. Allocated memory is still 86.0MB. Free memory was 43.8MB in the beginning and 33.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.20ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 33.7MB in the beginning and 65.2MB in the end (delta: -31.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1925.85ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 65.2MB in the beginning and 114.2MB in the end (delta: -49.0MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * TraceAbstraction took 12695.75ms. Allocated memory was 155.2MB in the beginning and 230.7MB in the end (delta: 75.5MB). Free memory was 114.1MB in the beginning and 61.6MB in the end (delta: 52.5MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. * Witness Printer took 673.04ms. Allocated memory is still 230.7MB. Free memory was 61.6MB in the beginning and 159.1MB in the end (delta: -97.5MB). Peak memory consumption was 31.5MB. 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 19 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 623 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 3719 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2679 mSDsCounter, 297 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1725 IncrementalHoareTripleChecker+Invalid, 2022 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 297 mSolverCounterUnsat, 1040 mSDtfsCounter, 1725 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 592 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, InterpolantAutomatonStates: 28, 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, 189 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 83 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 428 HoareAnnotationTreeSize, 493 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 83 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 800 NumberOfCodeBlocks, 800 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 904 ConstructedInterpolants, 0 QuantifiedInterpolants, 1654 SizeOfPredicates, 6 NumberOfNonLiveVariables, 7097 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 684/704 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: 6783]: Loop Invariant Derived loop invariant: 1 < queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8265]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-28 03:22:05,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE