./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:08:27,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:08:27,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:08:27,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:08:27,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:08:27,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:08:27,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:08:27,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:08:27,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:08:27,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:08:27,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:08:27,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:08:27,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:08:27,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:08:27,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:08:27,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:08:27,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:08:27,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:08:27,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:08:27,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:08:27,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:08:27,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:08:27,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:08:27,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:08:27,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:08:27,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:08:27,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:08:27,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:08:27,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:08:27,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:08:27,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:08:27,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:08:27,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:08:27,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:08:27,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:08:27,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:08:27,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:08:27,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:08:27,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:08:27,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:08:27,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:08:27,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:08:27,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:08:27,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:08:27,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:08:27,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:08:27,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:08:27,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:08:27,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:08:27,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:08:27,915 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:08:27,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:08:27,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:08:27,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:08:27,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:08:27,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:08:27,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:08:27,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:08:27,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:08:27,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:08:27,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:08:27,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:08:27,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:08:27,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:08:27,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:08:27,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:08:27,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:08:27,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:08:27,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:08:27,920 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:08:27,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:08:27,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:08:27,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:08:27,921 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2021-12-14 17:08:28,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:08:28,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:08:28,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:08:28,185 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:08:28,186 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:08:28,187 INFO L432 ainManager$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 [2021-12-14 17:08:28,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae48cae0/53dba9644b9c467ea31c766a486c0c2a/FLAG46d0d28cd [2021-12-14 17:08:28,895 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:08:28,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2021-12-14 17:08:28,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae48cae0/53dba9644b9c467ea31c766a486c0c2a/FLAG46d0d28cd [2021-12-14 17:08:29,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae48cae0/53dba9644b9c467ea31c766a486c0c2a [2021-12-14 17:08:29,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:08:29,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:08:29,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:08:29,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:08:29,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:08:29,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:08:29" (1/1) ... [2021-12-14 17:08:29,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d294fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:29, skipping insertion in model container [2021-12-14 17:08:29,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:08:29" (1/1) ... [2021-12-14 17:08:29,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:08:29,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:08:29,588 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] [2021-12-14 17:08:29,596 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] [2021-12-14 17:08:30,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,318 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,318 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,319 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,320 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,332 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,333 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,335 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,337 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,554 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-14 17:08:30,555 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-14 17:08:30,556 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-14 17:08:30,557 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-14 17:08:30,558 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-14 17:08:30,558 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-14 17:08:30,559 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-14 17:08:30,559 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-14 17:08:30,560 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-14 17:08:30,560 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-14 17:08:30,681 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-14 17:08:30,721 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,765 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,843 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,846 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,847 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,847 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,847 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,848 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,849 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,849 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,850 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,850 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,850 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,850 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,851 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,854 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,854 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,855 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,857 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,861 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,862 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,871 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,871 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,872 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,883 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,886 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,887 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,888 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,888 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,889 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:08:30,923 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:08:30,933 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] [2021-12-14 17:08:30,934 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] [2021-12-14 17:08:30,983 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,988 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,988 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,989 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,989 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,998 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,998 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,999 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:30,999 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,001 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,036 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-14 17:08:31,037 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-14 17:08:31,038 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-14 17:08:31,039 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-14 17:08:31,039 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-14 17:08:31,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-14 17:08:31,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-14 17:08:31,041 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-14 17:08:31,041 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-14 17:08:31,041 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-14 17:08:31,067 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-14 17:08:31,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,093 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,117 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,117 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,117 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,117 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,144 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,144 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,147 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,148 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,149 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,154 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,155 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,159 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,166 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,167 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,167 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,167 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,168 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,169 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:31,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:08:31,351 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:08:31,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31 WrapperNode [2021-12-14 17:08:31,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:08:31,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:08:31,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:08:31,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:08:31,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,517 INFO L137 Inliner]: procedures = 699, calls = 1955, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 722 [2021-12-14 17:08:31,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:08:31,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:08:31,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:08:31,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:08:31,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:08:31,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:08:31,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:08:31,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:08:31,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (1/1) ... [2021-12-14 17:08:31,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:08:31,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:31,692 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) [2021-12-14 17:08:31,714 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 [2021-12-14 17:08:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-14 17:08:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-14 17:08:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:08:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-14 17:08:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-14 17:08:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-14 17:08:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-14 17:08:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-14 17:08:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-14 17:08:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:08:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:08:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-14 17:08:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-14 17:08:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-14 17:08:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-14 17:08:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:08:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:08:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:08:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:08:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:08:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-14 17:08:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-14 17:08:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-14 17:08:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-14 17:08:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:08:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-14 17:08:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-14 17:08:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-14 17:08:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-14 17:08:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-14 17:08:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-14 17:08:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:08:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:08:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-12-14 17:08:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-12-14 17:08:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:08:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:08:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:08:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-14 17:08:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-14 17:08:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-14 17:08:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-14 17:08:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2021-12-14 17:08:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2021-12-14 17:08:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:08:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-14 17:08:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-14 17:08:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:08:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2021-12-14 17:08:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2021-12-14 17:08:32,013 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:08:32,017 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:08:33,490 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:08:33,504 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:08:33,504 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-14 17:08:33,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:08:33 BoogieIcfgContainer [2021-12-14 17:08:33,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:08:33,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:08:33,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:08:33,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:08:33,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:08:29" (1/3) ... [2021-12-14 17:08:33,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2badd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:08:33, skipping insertion in model container [2021-12-14 17:08:33,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:31" (2/3) ... [2021-12-14 17:08:33,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2badd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:08:33, skipping insertion in model container [2021-12-14 17:08:33,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:08:33" (3/3) ... [2021-12-14 17:08:33,515 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2021-12-14 17:08:33,520 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:08:33,520 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:08:33,561 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:08:33,567 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 [2021-12-14 17:08:33,567 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:08:33,587 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) [2021-12-14 17:08:33,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-14 17:08:33,597 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:33,598 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] [2021-12-14 17:08:33,598 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:33,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:33,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2021-12-14 17:08:33,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:33,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338152744] [2021-12-14 17:08:33,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:33,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:08:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 17:08:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:08:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 17:08:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:08:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 17:08:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-14 17:08:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:08:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-14 17:08:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-14 17:08:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-14 17:08:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-14 17:08:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-12-14 17:08:34,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:34,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338152744] [2021-12-14 17:08:34,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338152744] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:08:34,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:08:34,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:08:34,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651007850] [2021-12-14 17:08:34,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:08:34,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:08:34,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:34,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:08:34,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:08:34,511 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) [2021-12-14 17:08:36,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:36,219 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2021-12-14 17:08:36,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 17:08:36,222 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 [2021-12-14 17:08:36,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:36,237 INFO L225 Difference]: With dead ends: 529 [2021-12-14 17:08:36,237 INFO L226 Difference]: Without dead ends: 305 [2021-12-14 17:08:36,244 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 [2021-12-14 17:08:36,247 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 240 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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 [2021-12-14 17:08:36,248 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] [2021-12-14 17:08:36,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-12-14 17:08:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2021-12-14 17:08:36,310 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) [2021-12-14 17:08:36,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2021-12-14 17:08:36,314 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2021-12-14 17:08:36,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:36,314 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2021-12-14 17:08:36,315 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) [2021-12-14 17:08:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2021-12-14 17:08:36,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-14 17:08:36,318 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:36,318 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] [2021-12-14 17:08:36,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:08:36,319 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:36,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:36,319 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2021-12-14 17:08:36,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:36,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026275982] [2021-12-14 17:08:36,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:36,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:08:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 17:08:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:08:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 17:08:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:08:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 17:08:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-14 17:08:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:08:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-14 17:08:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-14 17:08:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-14 17:08:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-14 17:08:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-14 17:08:36,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:36,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026275982] [2021-12-14 17:08:36,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026275982] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:08:36,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94774038] [2021-12-14 17:08:36,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:36,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:08:36,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:36,835 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) [2021-12-14 17:08:36,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 17:08:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:37,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-14 17:08:37,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:08:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-12-14 17:08:37,642 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-14 17:08:37,957 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-14 17:08:37,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94774038] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-14 17:08:37,957 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-14 17:08:37,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2021-12-14 17:08:37,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337286055] [2021-12-14 17:08:37,958 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-14 17:08:37,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-14 17:08:37,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:37,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-14 17:08:37,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-12-14 17:08:37,963 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) [2021-12-14 17:08:42,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:42,087 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2021-12-14 17:08:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-14 17:08:42,087 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 [2021-12-14 17:08:42,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:42,091 INFO L225 Difference]: With dead ends: 507 [2021-12-14 17:08:42,092 INFO L226 Difference]: Without dead ends: 349 [2021-12-14 17:08:42,093 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 [2021-12-14 17:08:42,094 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 172 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1663 SdHoareTripleChecker+Invalid, 1170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:08:42,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 1663 Invalid, 1170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-12-14 17:08:42,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2021-12-14 17:08:42,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2021-12-14 17:08:42,119 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) [2021-12-14 17:08:42,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2021-12-14 17:08:42,127 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2021-12-14 17:08:42,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:42,129 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2021-12-14 17:08:42,129 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) [2021-12-14 17:08:42,129 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2021-12-14 17:08:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-14 17:08:42,138 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:42,138 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] [2021-12-14 17:08:42,177 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-14 17:08:42,368 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 [2021-12-14 17:08:42,368 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:42,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:42,369 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2021-12-14 17:08:42,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:42,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364409600] [2021-12-14 17:08:42,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:42,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:08:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 17:08:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:08:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 17:08:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:08:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 17:08:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-14 17:08:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:08:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-14 17:08:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-14 17:08:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-14 17:08:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-14 17:08:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-12-14 17:08:42,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:42,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364409600] [2021-12-14 17:08:42,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364409600] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:08:42,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211344598] [2021-12-14 17:08:42,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:42,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:08:42,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:42,847 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) [2021-12-14 17:08:42,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-14 17:08:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:43,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-14 17:08:43,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:08:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-12-14 17:08:43,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:08:43,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211344598] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:08:43,551 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:08:43,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2021-12-14 17:08:43,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475008487] [2021-12-14 17:08:43,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:08:43,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:08:43,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:43,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:08:43,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-12-14 17:08:43,553 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) [2021-12-14 17:08:43,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:43,667 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2021-12-14 17:08:43,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:08:43,668 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 [2021-12-14 17:08:43,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:43,670 INFO L225 Difference]: With dead ends: 446 [2021-12-14 17:08:43,670 INFO L226 Difference]: Without dead ends: 242 [2021-12-14 17:08:43,671 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 [2021-12-14 17:08:43,671 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 [2021-12-14 17:08:43,672 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] [2021-12-14 17:08:43,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-12-14 17:08:43,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-12-14 17:08:43,693 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) [2021-12-14 17:08:43,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2021-12-14 17:08:43,697 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2021-12-14 17:08:43,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:43,698 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2021-12-14 17:08:43,698 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) [2021-12-14 17:08:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2021-12-14 17:08:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-12-14 17:08:43,701 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:43,701 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] [2021-12-14 17:08:43,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-14 17:08:43,927 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 [2021-12-14 17:08:43,928 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:43,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:43,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2021-12-14 17:08:43,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:43,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679560815] [2021-12-14 17:08:43,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:43,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:08:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 17:08:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:08:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 17:08:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:08:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 17:08:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:08:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:08:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-14 17:08:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-14 17:08:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 17:08:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:08:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-14 17:08:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-14 17:08:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-14 17:08:44,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:44,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679560815] [2021-12-14 17:08:44,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679560815] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:08:44,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927718652] [2021-12-14 17:08:44,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:44,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:08:44,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:44,300 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) [2021-12-14 17:08:44,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-14 17:08:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:44,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-14 17:08:44,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:08:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-12-14 17:08:45,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:08:45,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [927718652] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:08:45,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:08:45,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2021-12-14 17:08:45,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758698687] [2021-12-14 17:08:45,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:08:45,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:08:45,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:45,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:08:45,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-12-14 17:08:45,027 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) [2021-12-14 17:08:45,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:45,120 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2021-12-14 17:08:45,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:08:45,121 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 [2021-12-14 17:08:45,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:45,121 INFO L225 Difference]: With dead ends: 312 [2021-12-14 17:08:45,122 INFO L226 Difference]: Without dead ends: 0 [2021-12-14 17:08:45,123 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 [2021-12-14 17:08:45,124 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, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:08:45,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:08:45,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-14 17:08:45,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-14 17:08:45,125 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) [2021-12-14 17:08:45,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-14 17:08:45,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2021-12-14 17:08:45,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:45,126 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 17:08:45,126 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) [2021-12-14 17:08:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-14 17:08:45,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-14 17:08:45,129 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:08:45,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-14 17:08:45,347 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 [2021-12-14 17:08:45,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-14 17:08:45,835 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|))) [2021-12-14 17:08:45,836 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2021-12-14 17:08:45,836 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2021-12-14 17:08:45,836 INFO L858 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2021-12-14 17:08:45,836 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|))) [2021-12-14 17:08:45,836 INFO L858 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2021-12-14 17:08:45,837 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2021-12-14 17:08:45,837 INFO L858 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2021-12-14 17:08:45,837 INFO L858 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2021-12-14 17:08:45,837 INFO L858 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2021-12-14 17:08:45,838 INFO L858 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2021-12-14 17:08:45,838 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|))) [2021-12-14 17:08:45,839 INFO L858 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2021-12-14 17:08:45,839 INFO L858 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2021-12-14 17:08:45,839 INFO L858 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2021-12-14 17:08:45,839 INFO L858 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2021-12-14 17:08:45,839 INFO L858 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2021-12-14 17:08:45,840 INFO L858 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2021-12-14 17:08:45,840 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|))) [2021-12-14 17:08:45,840 INFO L858 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2021-12-14 17:08:45,841 INFO L858 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2021-12-14 17:08:45,841 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|))) [2021-12-14 17:08:45,841 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|))) [2021-12-14 17:08:45,841 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|))) [2021-12-14 17:08:45,841 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2021-12-14 17:08:45,841 INFO L858 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2021-12-14 17:08:45,842 INFO L858 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2021-12-14 17:08:45,842 INFO L858 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2021-12-14 17:08:45,842 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|))) [2021-12-14 17:08:45,842 INFO L858 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2021-12-14 17:08:45,842 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|))) [2021-12-14 17:08:45,842 INFO L858 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2021-12-14 17:08:45,842 INFO L858 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2021-12-14 17:08:45,843 INFO L858 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2021-12-14 17:08:45,843 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2021-12-14 17:08:45,843 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|))) [2021-12-14 17:08:45,843 INFO L861 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2021-12-14 17:08:45,843 INFO L858 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2021-12-14 17:08:45,843 INFO L861 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2021-12-14 17:08:45,844 INFO L858 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2021-12-14 17:08:45,844 INFO L858 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2021-12-14 17:08:45,844 INFO L858 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2021-12-14 17:08:45,844 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|))) [2021-12-14 17:08:45,844 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2021-12-14 17:08:45,844 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2021-12-14 17:08:45,844 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2021-12-14 17:08:45,845 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|))) [2021-12-14 17:08:45,845 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2021-12-14 17:08:45,845 INFO L858 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2021-12-14 17:08:45,845 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2021-12-14 17:08:45,845 INFO L858 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2021-12-14 17:08:45,845 INFO L858 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2021-12-14 17:08:45,845 INFO L858 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2021-12-14 17:08:45,846 INFO L858 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2021-12-14 17:08:45,846 INFO L858 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2021-12-14 17:08:45,846 INFO L861 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2021-12-14 17:08:45,846 INFO L858 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2021-12-14 17:08:45,846 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2021-12-14 17:08:45,846 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-14 17:08:45,846 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-14 17:08:45,847 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-14 17:08:45,847 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2021-12-14 17:08:45,847 INFO L858 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-12-14 17:08:45,847 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2021-12-14 17:08:45,847 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|))) [2021-12-14 17:08:45,847 INFO L861 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2021-12-14 17:08:45,847 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|))) [2021-12-14 17:08:45,848 INFO L858 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2021-12-14 17:08:45,848 INFO L861 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2021-12-14 17:08:45,848 INFO L858 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2021-12-14 17:08:45,848 INFO L858 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2021-12-14 17:08:45,848 INFO L858 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2021-12-14 17:08:45,848 INFO L858 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2021-12-14 17:08:45,848 INFO L858 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2021-12-14 17:08:45,849 INFO L861 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2021-12-14 17:08:45,849 INFO L858 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2021-12-14 17:08:45,849 INFO L858 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2021-12-14 17:08:45,849 INFO L858 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2021-12-14 17:08:45,849 INFO L858 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2021-12-14 17:08:45,849 INFO L861 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2021-12-14 17:08:45,851 INFO L861 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2021-12-14 17:08:45,851 INFO L861 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2021-12-14 17:08:45,851 INFO L858 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L858 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L858 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L858 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L858 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L858 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L858 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2021-12-14 17:08:45,852 INFO L861 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2021-12-14 17:08:45,853 INFO L858 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2021-12-14 17:08:45,853 INFO L858 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2021-12-14 17:08:45,854 INFO L858 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2021-12-14 17:08:45,855 INFO L861 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2021-12-14 17:08:45,855 INFO L858 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2021-12-14 17:08:45,855 INFO L858 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2021-12-14 17:08:45,855 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2021-12-14 17:08:45,855 INFO L861 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2021-12-14 17:08:45,856 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2021-12-14 17:08:45,856 INFO L858 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2021-12-14 17:08:45,856 INFO L858 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2021-12-14 17:08:45,856 INFO L858 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2021-12-14 17:08:45,856 INFO L861 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2021-12-14 17:08:45,857 INFO L858 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2021-12-14 17:08:45,857 INFO L861 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2021-12-14 17:08:45,857 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2021-12-14 17:08:45,857 INFO L861 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2021-12-14 17:08:45,857 INFO L858 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2021-12-14 17:08:45,857 INFO L861 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2021-12-14 17:08:45,857 INFO L861 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2021-12-14 17:08:45,858 INFO L858 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2021-12-14 17:08:45,858 INFO L861 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2021-12-14 17:08:45,858 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2021-12-14 17:08:45,858 INFO L858 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2021-12-14 17:08:45,858 INFO L861 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2021-12-14 17:08:45,858 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2021-12-14 17:08:45,858 INFO L858 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2021-12-14 17:08:45,858 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2021-12-14 17:08:45,859 INFO L858 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2021-12-14 17:08:45,859 INFO L861 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2021-12-14 17:08:45,859 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-14 17:08:45,859 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-14 17:08:45,859 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-14 17:08:45,859 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-14 17:08:45,859 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)|)) [2021-12-14 17:08:45,860 INFO L858 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2021-12-14 17:08:45,860 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-12-14 17:08:45,860 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-12-14 17:08:45,860 INFO L861 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2021-12-14 17:08:45,860 INFO L858 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2021-12-14 17:08:45,860 INFO L858 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2021-12-14 17:08:45,860 INFO L861 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2021-12-14 17:08:45,861 INFO L858 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2021-12-14 17:08:45,861 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2021-12-14 17:08:45,861 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2021-12-14 17:08:45,861 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2021-12-14 17:08:45,861 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|))) [2021-12-14 17:08:45,861 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-12-14 17:08:45,861 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-12-14 17:08:45,862 INFO L861 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2021-12-14 17:08:45,862 INFO L858 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2021-12-14 17:08:45,862 INFO L858 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2021-12-14 17:08:45,862 INFO L861 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2021-12-14 17:08:45,862 INFO L861 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2021-12-14 17:08:45,862 INFO L858 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2021-12-14 17:08:45,862 INFO L861 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2021-12-14 17:08:45,863 INFO L858 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2021-12-14 17:08:45,863 INFO L861 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2021-12-14 17:08:45,863 INFO L858 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2021-12-14 17:08:45,863 INFO L861 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2021-12-14 17:08:45,863 INFO L858 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2021-12-14 17:08:45,863 INFO L861 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2021-12-14 17:08:45,863 INFO L861 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2021-12-14 17:08:45,864 INFO L861 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2021-12-14 17:08:45,864 INFO L858 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2021-12-14 17:08:45,864 INFO L858 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2021-12-14 17:08:45,864 INFO L861 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2021-12-14 17:08:45,864 INFO L858 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2021-12-14 17:08:45,864 INFO L858 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2021-12-14 17:08:45,864 INFO L861 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2021-12-14 17:08:45,865 INFO L858 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2021-12-14 17:08:45,865 INFO L854 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2021-12-14 17:08:45,865 INFO L854 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2021-12-14 17:08:45,865 INFO L858 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2021-12-14 17:08:45,865 INFO L854 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2021-12-14 17:08:45,865 INFO L854 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2021-12-14 17:08:45,865 INFO L858 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2021-12-14 17:08:45,865 INFO L858 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2021-12-14 17:08:45,866 INFO L854 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2021-12-14 17:08:45,866 INFO L858 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2021-12-14 17:08:45,866 INFO L854 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2021-12-14 17:08:45,866 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|)) [2021-12-14 17:08:45,867 INFO L858 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2021-12-14 17:08:45,867 INFO L854 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2021-12-14 17:08:45,867 INFO L858 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2021-12-14 17:08:45,867 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-14 17:08:45,868 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-14 17:08:45,868 INFO L858 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2021-12-14 17:08:45,868 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|)) [2021-12-14 17:08:45,868 INFO L858 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2021-12-14 17:08:45,869 INFO L854 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2021-12-14 17:08:45,869 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|)) [2021-12-14 17:08:45,869 INFO L858 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2021-12-14 17:08:45,869 INFO L854 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2021-12-14 17:08:45,869 INFO L861 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2021-12-14 17:08:45,870 INFO L854 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2021-12-14 17:08:45,870 INFO L858 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2021-12-14 17:08:45,870 INFO L858 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2021-12-14 17:08:45,870 INFO L858 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2021-12-14 17:08:45,870 INFO L854 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2021-12-14 17:08:45,870 INFO L858 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2021-12-14 17:08:45,870 INFO L858 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2021-12-14 17:08:45,870 INFO L858 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2021-12-14 17:08:45,871 INFO L858 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2021-12-14 17:08:45,871 INFO L858 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2021-12-14 17:08:45,871 INFO L854 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2021-12-14 17:08:45,871 INFO L854 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2021-12-14 17:08:45,871 INFO L858 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2021-12-14 17:08:45,871 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:08:45,871 INFO L854 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2021-12-14 17:08:45,872 INFO L858 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2021-12-14 17:08:45,872 INFO L858 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2021-12-14 17:08:45,873 INFO L858 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2021-12-14 17:08:45,873 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|)) [2021-12-14 17:08:45,873 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|)) [2021-12-14 17:08:45,873 INFO L854 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2021-12-14 17:08:45,873 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|)) [2021-12-14 17:08:45,873 INFO L858 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2021-12-14 17:08:45,874 INFO L854 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2021-12-14 17:08:45,874 INFO L858 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2021-12-14 17:08:45,874 INFO L858 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2021-12-14 17:08:45,874 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) [2021-12-14 17:08:45,874 INFO L858 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2021-12-14 17:08:45,874 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-14 17:08:45,874 INFO L854 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2021-12-14 17:08:45,874 INFO L858 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2021-12-14 17:08:45,875 INFO L858 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2021-12-14 17:08:45,875 INFO L854 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2021-12-14 17:08:45,875 INFO L858 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2021-12-14 17:08:45,875 INFO L854 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2021-12-14 17:08:45,875 INFO L858 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2021-12-14 17:08:45,875 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|)) [2021-12-14 17:08:45,875 INFO L858 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2021-12-14 17:08:45,876 INFO L858 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2021-12-14 17:08:45,876 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-14 17:08:45,876 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-14 17:08:45,876 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-14 17:08:45,876 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-14 17:08:45,877 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-14 17:08:45,877 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-14 17:08:45,880 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-14 17:08:45,881 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:08:45,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:08:45 BoogieIcfgContainer [2021-12-14 17:08:45,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:08:45,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:08:45,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:08:45,894 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:08:45,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:08:33" (3/4) ... [2021-12-14 17:08:45,897 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 17:08:45,902 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-12-14 17:08:45,902 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-14 17:08:45,902 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-14 17:08:45,903 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-12-14 17:08:45,904 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2021-12-14 17:08:45,904 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-12-14 17:08:45,904 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2021-12-14 17:08:45,904 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2021-12-14 17:08:45,904 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2021-12-14 17:08:45,905 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-14 17:08:45,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2021-12-14 17:08:45,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2021-12-14 17:08:45,921 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-12-14 17:08:45,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-14 17:08:45,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-14 17:08:45,924 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-14 17:08:45,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-14 17:08:45,926 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:08:46,630 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:08:46,631 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:08:46,631 INFO L158 Benchmark]: Toolchain (without parser) took 17367.48ms. Allocated memory was 92.3MB in the beginning and 224.4MB in the end (delta: 132.1MB). Free memory was 52.6MB in the beginning and 124.1MB in the end (delta: -71.5MB). Peak memory consumption was 158.5MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,632 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:08:46,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2085.59ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 52.4MB in the beginning and 100.1MB in the end (delta: -47.7MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.56ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 89.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,632 INFO L158 Benchmark]: Boogie Preprocessor took 122.20ms. Allocated memory is still 151.0MB. Free memory was 89.6MB in the beginning and 82.9MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,633 INFO L158 Benchmark]: RCFGBuilder took 1867.13ms. Allocated memory is still 151.0MB. Free memory was 82.9MB in the beginning and 88.6MB in the end (delta: -5.7MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,633 INFO L158 Benchmark]: TraceAbstraction took 12383.85ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 88.6MB in the beginning and 137.4MB in the end (delta: -48.8MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,633 INFO L158 Benchmark]: Witness Printer took 737.56ms. Allocated memory is still 224.4MB. Free memory was 137.4MB in the beginning and 124.1MB in the end (delta: 13.3MB). Peak memory consumption was 112.0MB. Max. memory is 16.1GB. [2021-12-14 17:08:46,635 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 92.3MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2085.59ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 52.4MB in the beginning and 100.1MB in the end (delta: -47.7MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.56ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 89.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 122.20ms. Allocated memory is still 151.0MB. Free memory was 89.6MB in the beginning and 82.9MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1867.13ms. Allocated memory is still 151.0MB. Free memory was 82.9MB in the beginning and 88.6MB in the end (delta: -5.7MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * TraceAbstraction took 12383.85ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 88.6MB in the beginning and 137.4MB in the end (delta: -48.8MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. * Witness Printer took 737.56ms. Allocated memory is still 224.4MB. Free memory was 137.4MB in the beginning and 124.1MB in the end (delta: 13.3MB). Peak memory consumption was 112.0MB. 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: 12.3s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 623 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 3970 SdHoareTripleChecker+Invalid, 5.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2930 mSDsCounter, 297 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1474 IncrementalHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 297 mSolverCounterUnsat, 1040 mSDtfsCounter, 1474 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, 355 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s 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! [2021-12-14 17:08:46,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE