./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_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_swap_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 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:08:47,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:08:47,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:08:47,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:08:47,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:08:47,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:08:47,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:08:47,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:08:47,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:08:47,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:08:47,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:08:47,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:08:47,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:08:47,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:08:47,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:08:47,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:08:47,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:08:47,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:08:47,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:08:47,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:08:47,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:08:47,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:08:47,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:08:47,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:08:47,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:08:47,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:08:47,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:08:47,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:08:47,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:08:47,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:08:47,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:08:47,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:08:47,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:08:47,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:08:47,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:08:47,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:08:47,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:08:47,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:08:47,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:08:47,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:08:47,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:08:47,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:08:47,768 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:08:47,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:08:47,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:08:47,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:08:47,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:08:47,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:08:47,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:08:47,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:08:47,772 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:08:47,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:08:47,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:08:47,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:08:47,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:08:47,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:08:47,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:08:47,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:08:47,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:08:47,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:08:47,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:08:47,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:08:47,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:08:47,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:08:47,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:08:47,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:08:47,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:08:47,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:08:47,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:08:47,776 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:08:47,776 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:08:47,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:08:47,776 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:08:47,777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2021-12-14 17:08:47,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:08:48,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:08:48,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:08:48,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:08:48,010 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:08:48,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-14 17:08:48,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/633d1debc/1730fb893e554ae6b341dd2cb8718241/FLAGc2fe381d8 [2021-12-14 17:08:48,643 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:08:48,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-14 17:08:48,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/633d1debc/1730fb893e554ae6b341dd2cb8718241/FLAGc2fe381d8 [2021-12-14 17:08:49,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/633d1debc/1730fb893e554ae6b341dd2cb8718241 [2021-12-14 17:08:49,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:08:49,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:08:49,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:08:49,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:08:49,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:08:49,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:08:49" (1/1) ... [2021-12-14 17:08:49,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f996e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:49, skipping insertion in model container [2021-12-14 17:08:49,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:08:49" (1/1) ... [2021-12-14 17:08:49,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:08:49,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:08:49,375 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_swap_harness.i[4499,4512] [2021-12-14 17:08:49,379 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_swap_harness.i[4559,4572] [2021-12-14 17:08:49,962 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,983 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,985 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,987 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,989 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,990 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,992 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,993 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:49,993 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,248 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-14 17:08:50,251 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-14 17:08:50,252 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-14 17:08:50,253 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-14 17:08:50,253 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-14 17:08:50,254 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-14 17:08:50,254 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-14 17:08:50,255 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-14 17:08:50,259 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-14 17:08:50,261 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-14 17:08:50,407 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-14 17:08:50,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,497 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,498 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,499 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,499 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,499 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,500 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,500 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,502 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,502 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,502 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,503 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,503 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,503 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,511 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,511 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,512 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,512 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,516 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,516 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,526 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,527 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,527 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:08:50,579 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:08:50,601 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_swap_harness.i[4499,4512] [2021-12-14 17:08:50,603 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_swap_harness.i[4559,4572] [2021-12-14 17:08:50,641 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,642 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,642 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,643 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,643 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,648 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,649 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,650 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,650 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,651 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,652 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,652 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,652 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,686 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-14 17:08:50,686 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-14 17:08:50,687 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-14 17:08:50,687 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-14 17:08:50,688 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-14 17:08:50,688 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-14 17:08:50,689 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-14 17:08:50,689 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-14 17:08:50,689 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-14 17:08:50,690 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-14 17:08:50,712 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-14 17:08:50,722 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,727 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,775 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,775 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,776 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,776 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,778 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,780 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,780 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,785 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,786 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,786 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-14 17:08:50,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:08:50,986 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:08:50,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50 WrapperNode [2021-12-14 17:08:50,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:08:50,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:08:50,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:08:50,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:08:51,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,177 INFO L137 Inliner]: procedures = 698, calls = 1948, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 765 [2021-12-14 17:08:51,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:08:51,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:08:51,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:08:51,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:08:51,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:08:51,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:08:51,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:08:51,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:08:51,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (1/1) ... [2021-12-14 17:08:51,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:08:51,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:51,328 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 17:08:51,350 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 17:08:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-14 17:08:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-14 17:08:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:08:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-14 17:08:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-14 17:08:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-14 17:08:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-14 17:08:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-14 17:08:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-14 17:08:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:08:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-14 17:08:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-14 17:08:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-14 17:08:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-14 17:08:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:08:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:08:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:08:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:08:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:08:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-14 17:08:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-14 17:08:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-12-14 17:08:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-12-14 17:08:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-14 17:08:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-14 17:08:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-14 17:08:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-14 17:08:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-14 17:08:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-14 17:08:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:08:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:08:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:08:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:08:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:08:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-14 17:08:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-14 17:08:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-14 17:08:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-14 17:08:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:08:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-14 17:08:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-14 17:08:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-14 17:08:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-14 17:08:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:08:51,620 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:08:51,622 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:08:52,505 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:08:52,517 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:08:52,518 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 17:08:52,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:08:52 BoogieIcfgContainer [2021-12-14 17:08:52,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:08:52,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:08:52,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:08:52,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:08:52,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:08:49" (1/3) ... [2021-12-14 17:08:52,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6328f7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:08:52, skipping insertion in model container [2021-12-14 17:08:52,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:08:50" (2/3) ... [2021-12-14 17:08:52,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6328f7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:08:52, skipping insertion in model container [2021-12-14 17:08:52,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:08:52" (3/3) ... [2021-12-14 17:08:52,527 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2021-12-14 17:08:52,532 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:08:52,532 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:08:52,579 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:08:52,595 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 17:08:52,597 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:08:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-12-14 17:08:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-14 17:08:52,630 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:52,631 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-12-14 17:08:52,631 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:52,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:52,636 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2021-12-14 17:08:52,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:52,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728949728] [2021-12-14 17:08:52,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:52,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:08:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 17:08:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:08:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 17:08:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:08:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 17:08:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:08:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 17:08:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-14 17:08:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:08:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-14 17:08:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:08:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-14 17:08:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-12-14 17:08:53,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:53,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728949728] [2021-12-14 17:08:53,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728949728] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:08:53,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:08:53,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:08:53,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005312579] [2021-12-14 17:08:53,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:08:53,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:08:53,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:53,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:08:53,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:08:53,415 INFO L87 Difference]: Start difference. First operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 17:08:53,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:53,992 INFO L93 Difference]: Finished difference Result 405 states and 579 transitions. [2021-12-14 17:08:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 17:08:53,995 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 97 [2021-12-14 17:08:53,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:54,004 INFO L225 Difference]: With dead ends: 405 [2021-12-14 17:08:54,004 INFO L226 Difference]: Without dead ends: 215 [2021-12-14 17:08:54,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:08:54,011 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 77 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-14 17:08:54,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 343 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-14 17:08:54,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-12-14 17:08:54,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 191. [2021-12-14 17:08:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 125 states have (on average 1.224) internal successors, (153), 126 states have internal predecessors, (153), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-14 17:08:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2021-12-14 17:08:54,063 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 97 [2021-12-14 17:08:54,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:54,063 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2021-12-14 17:08:54,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 17:08:54,064 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2021-12-14 17:08:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-14 17:08:54,067 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:54,068 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-12-14 17:08:54,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:08:54,068 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:54,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:54,069 INFO L85 PathProgramCache]: Analyzing trace with hash -2144728741, now seen corresponding path program 1 times [2021-12-14 17:08:54,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:54,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115661455] [2021-12-14 17:08:54,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:54,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:54,149 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 17:08:54,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1366221828] [2021-12-14 17:08:54,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:54,151 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:08:54,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:54,152 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 17:08:54,185 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 17:08:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:54,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 2284 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-14 17:08:54,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:08:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-12-14 17:08:54,942 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:08:54,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:54,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115661455] [2021-12-14 17:08:54,943 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-14 17:08:54,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366221828] [2021-12-14 17:08:54,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366221828] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:08:54,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:08:54,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:08:54,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404043030] [2021-12-14 17:08:54,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:08:54,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:08:54,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:54,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:08:54,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:08:54,947 INFO L87 Difference]: Start difference. First operand 191 states and 250 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-14 17:08:55,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:55,019 INFO L93 Difference]: Finished difference Result 348 states and 457 transitions. [2021-12-14 17:08:55,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:08:55,020 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 97 [2021-12-14 17:08:55,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:55,022 INFO L225 Difference]: With dead ends: 348 [2021-12-14 17:08:55,023 INFO L226 Difference]: Without dead ends: 193 [2021-12-14 17:08:55,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:08:55,026 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:08:55,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1181 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:08:55,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2021-12-14 17:08:55,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2021-12-14 17:08:55,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.2222222222222223) internal successors, (154), 128 states have internal predecessors, (154), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2021-12-14 17:08:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 253 transitions. [2021-12-14 17:08:55,060 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 253 transitions. Word has length 97 [2021-12-14 17:08:55,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:55,061 INFO L470 AbstractCegarLoop]: Abstraction has 193 states and 253 transitions. [2021-12-14 17:08:55,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-14 17:08:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 253 transitions. [2021-12-14 17:08:55,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-14 17:08:55,067 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:08:55,068 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-12-14 17:08:55,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-14 17:08:55,287 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 17:08:55,288 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:08:55,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:08:55,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1693315363, now seen corresponding path program 1 times [2021-12-14 17:08:55,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:08:55,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090066662] [2021-12-14 17:08:55,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:55,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:08:55,372 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 17:08:55,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [513875827] [2021-12-14 17:08:55,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:08:55,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:08:55,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:08:55,374 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 17:08:55,395 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 17:08:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:08:55,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 2340 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-14 17:08:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:08:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-12-14 17:08:56,017 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:08:56,017 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:08:56,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090066662] [2021-12-14 17:08:56,019 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-14 17:08:56,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513875827] [2021-12-14 17:08:56,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513875827] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:08:56,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:08:56,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:08:56,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549205578] [2021-12-14 17:08:56,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:08:56,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:08:56,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:08:56,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:08:56,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:08:56,023 INFO L87 Difference]: Start difference. First operand 193 states and 253 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-14 17:08:56,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:08:56,108 INFO L93 Difference]: Finished difference Result 263 states and 334 transitions. [2021-12-14 17:08:56,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:08:56,109 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 105 [2021-12-14 17:08:56,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:08:56,111 INFO L225 Difference]: With dead ends: 263 [2021-12-14 17:08:56,111 INFO L226 Difference]: Without dead ends: 0 [2021-12-14 17:08:56,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:08:56,114 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:08:56,115 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:08:56,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-14 17:08:56,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-14 17:08:56,117 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 17:08:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-14 17:08:56,117 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2021-12-14 17:08:56,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:08:56,117 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 17:08:56,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-14 17:08:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-14 17:08:56,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-14 17:08:56,120 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:08:56,153 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 17:08:56,335 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 17:08:56,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-14 17:08:56,788 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 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2021-12-14 17:08:56,788 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 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2021-12-14 17:08:56,788 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L854 garLoopResultBuilder]: At program point L8271-5(lines 8217 8272) 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 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L854 garLoopResultBuilder]: At program point L8271-2(line 8271) 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 17:08:56,789 INFO L854 garLoopResultBuilder]: At program point L8290(line 8290) 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 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L854 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8275 8296) 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 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2021-12-14 17:08:56,789 INFO L858 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2021-12-14 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2021-12-14 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2021-12-14 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2021-12-14 17:08:56,790 INFO L854 garLoopResultBuilder]: At program point L8229(line 8229) 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 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2021-12-14 17:08:56,790 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 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2021-12-14 17:08:56,790 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 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2021-12-14 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2021-12-14 17:08:56,790 INFO L858 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2021-12-14 17:08:56,791 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2021-12-14 17:08:56,791 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 17:08:56,791 INFO L861 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2021-12-14 17:08:56,791 INFO L858 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2021-12-14 17:08:56,791 INFO L861 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2021-12-14 17:08:56,791 INFO L858 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2021-12-14 17:08:56,791 INFO L858 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2021-12-14 17:08:56,791 INFO L858 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2021-12-14 17:08:56,791 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 17:08:56,791 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2021-12-14 17:08:56,791 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2021-12-14 17:08:56,792 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 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2021-12-14 17:08:56,792 INFO L861 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2021-12-14 17:08:56,792 INFO L858 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L861 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2021-12-14 17:08:56,793 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7177 7181) the Hoare annotation is: true [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2021-12-14 17:08:56,793 INFO L858 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-12-14 17:08:56,794 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2021-12-14 17:08:56,794 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 17:08:56,794 INFO L861 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2021-12-14 17:08:56,794 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 17:08:56,794 INFO L858 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2021-12-14 17:08:56,794 INFO L861 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2021-12-14 17:08:56,794 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2021-12-14 17:08:56,794 INFO L861 garLoopResultBuilder]: At program point aws_priority_queue_backpointer_index_validENTRY(lines 8178 8194) the Hoare annotation is: true [2021-12-14 17:08:56,794 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2021-12-14 17:08:56,794 INFO L858 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2021-12-14 17:08:56,794 INFO L858 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2021-12-14 17:08:56,794 INFO L861 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2021-12-14 17:08:56,794 INFO L861 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L861 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L861 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2021-12-14 17:08:56,795 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L861 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-14 17:08:56,796 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 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2021-12-14 17:08:56,796 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2021-12-14 17:08:56,796 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 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L854 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2021-12-14 17:08:56,797 INFO L854 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,797 INFO L854 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2021-12-14 17:08:56,797 INFO L854 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2021-12-14 17:08:56,797 INFO L858 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L854 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point L8460(lines 8460 8517) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L854 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,798 INFO L854 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2021-12-14 17:08:56,798 INFO L854 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L858 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2021-12-14 17:08:56,798 INFO L861 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: true [2021-12-14 17:08:56,798 INFO L854 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,799 INFO L854 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret954#1|) [2021-12-14 17:08:56,799 INFO L858 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2021-12-14 17:08:56,799 INFO L854 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2021-12-14 17:08:56,799 INFO L858 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2021-12-14 17:08:56,799 INFO L858 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2021-12-14 17:08:56,802 INFO L858 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2021-12-14 17:08:56,802 INFO L858 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2021-12-14 17:08:56,802 INFO L858 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2021-12-14 17:08:56,802 INFO L854 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2021-12-14 17:08:56,802 INFO L854 garLoopResultBuilder]: At program point L7191(lines 7191 7208) the Hoare annotation is: false [2021-12-14 17:08:56,802 INFO L858 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2021-12-14 17:08:56,802 INFO L858 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2021-12-14 17:08:56,803 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-12-14 17:08:56,803 INFO L854 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2021-12-14 17:08:56,803 INFO L858 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2021-12-14 17:08:56,803 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:08:56,803 INFO L854 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2021-12-14 17:08:56,803 INFO L858 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2021-12-14 17:08:56,803 INFO L858 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2021-12-14 17:08:56,804 INFO L854 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,804 INFO L854 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2021-12-14 17:08:56,804 INFO L854 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,804 INFO L858 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2021-12-14 17:08:56,804 INFO L858 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2021-12-14 17:08:56,804 INFO L854 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2021-12-14 17:08:56,804 INFO L858 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2021-12-14 17:08:56,805 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-14 17:08:56,805 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-12-14 17:08:56,805 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-12-14 17:08:56,805 INFO L854 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2021-12-14 17:08:56,805 INFO L854 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2021-12-14 17:08:56,805 INFO L858 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2021-12-14 17:08:56,805 INFO L854 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2021-12-14 17:08:56,806 INFO L858 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2021-12-14 17:08:56,806 INFO L858 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2021-12-14 17:08:56,806 INFO L854 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,806 INFO L858 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2021-12-14 17:08:56,806 INFO L854 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2021-12-14 17:08:56,806 INFO L854 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2021-12-14 17:08:56,806 INFO L858 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2021-12-14 17:08:56,807 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-12-14 17:08:56,807 INFO L854 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2021-12-14 17:08:56,807 INFO L854 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2021-12-14 17:08:56,807 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-12-14 17:08:56,807 INFO L858 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2021-12-14 17:08:56,807 INFO L854 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2021-12-14 17:08:56,807 INFO L858 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2021-12-14 17:08:56,808 INFO L854 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2021-12-14 17:08:56,808 INFO L858 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2021-12-14 17:08:56,808 INFO L854 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-14 17:08:56,808 INFO L858 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2021-12-14 17:08:56,808 INFO L858 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2021-12-14 17:08:56,808 INFO L854 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2021-12-14 17:08:56,808 INFO L858 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2021-12-14 17:08:56,809 INFO L854 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2021-12-14 17:08:56,809 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-12-14 17:08:56,809 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-12-14 17:08:56,809 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-14 17:08:56,809 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-14 17:08:56,809 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-14 17:08:56,809 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-14 17:08:56,810 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-14 17:08:56,810 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-14 17:08:56,813 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-12-14 17:08:56,814 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:08:56,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:08:56 BoogieIcfgContainer [2021-12-14 17:08:56,824 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:08:56,825 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:08:56,825 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:08:56,825 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:08:56,825 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:08:52" (3/4) ... [2021-12-14 17:08:56,828 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 17:08:56,832 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-12-14 17:08:56,832 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-12-14 17:08:56,833 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-14 17:08:56,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-12-14 17:08:56,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-12-14 17:08:56,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-12-14 17:08:56,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2021-12-14 17:08:56,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2021-12-14 17:08:56,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-14 17:08:56,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2021-12-14 17:08:56,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2021-12-14 17:08:56,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-12-14 17:08:56,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-14 17:08:56,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-14 17:08:56,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-14 17:08:56,866 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-14 17:08:56,867 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:08:57,423 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:08:57,424 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:08:57,424 INFO L158 Benchmark]: Toolchain (without parser) took 8336.76ms. Allocated memory was 102.8MB in the beginning and 218.1MB in the end (delta: 115.3MB). Free memory was 63.0MB in the beginning and 103.7MB in the end (delta: -40.7MB). Peak memory consumption was 154.1MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,425 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:08:57,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1897.16ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 62.7MB in the beginning and 50.9MB in the end (delta: 11.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.39ms. Allocated memory is still 127.9MB. Free memory was 50.9MB in the beginning and 74.4MB in the end (delta: -23.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,425 INFO L158 Benchmark]: Boogie Preprocessor took 115.78ms. Allocated memory is still 127.9MB. Free memory was 74.4MB in the beginning and 67.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,426 INFO L158 Benchmark]: RCFGBuilder took 1224.36ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 67.4MB in the beginning and 91.8MB in the end (delta: -24.4MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,426 INFO L158 Benchmark]: TraceAbstraction took 4302.33ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 91.8MB in the beginning and 51.3MB in the end (delta: 40.6MB). Peak memory consumption was 89.8MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,426 INFO L158 Benchmark]: Witness Printer took 599.13ms. Allocated memory is still 218.1MB. Free memory was 51.3MB in the beginning and 103.7MB in the end (delta: -52.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-12-14 17:08:57,428 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1897.16ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 62.7MB in the beginning and 50.9MB in the end (delta: 11.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 190.39ms. Allocated memory is still 127.9MB. Free memory was 50.9MB in the beginning and 74.4MB in the end (delta: -23.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.78ms. Allocated memory is still 127.9MB. Free memory was 74.4MB in the beginning and 67.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1224.36ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 67.4MB in the beginning and 91.8MB in the end (delta: -24.4MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4302.33ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 91.8MB in the beginning and 51.3MB in the end (delta: 40.6MB). Peak memory consumption was 89.8MB. Max. memory is 16.1GB. * Witness Printer took 599.13ms. Allocated memory is still 218.1MB. Free memory was 51.3MB in the beginning and 103.7MB in the end (delta: -52.4MB). Peak memory consumption was 26.2MB. 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 17 procedures, 196 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 244 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 1916 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1333 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 331 IncrementalHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 583 mSDtfsCounter, 331 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=0, InterpolantAutomatonStates: 16, 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, 3 MinimizatonAttempts, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 282 PreInvPairs, 294 NumberOfFragments, 417 HoareAnnotationTreeSize, 282 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 72 FomulaSimplificationsInter, 355 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 432 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4624 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 309/309 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: 1 < queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8217]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-14 17:08:57,467 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