./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 35987657 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-?-3598765 [2022-07-21 09:50:07,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 09:50:07,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 09:50:07,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 09:50:07,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 09:50:07,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 09:50:07,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 09:50:07,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 09:50:07,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 09:50:07,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 09:50:07,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 09:50:07,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 09:50:07,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 09:50:07,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 09:50:07,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 09:50:07,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 09:50:07,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 09:50:07,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 09:50:07,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 09:50:07,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 09:50:07,287 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 09:50:07,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 09:50:07,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 09:50:07,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 09:50:07,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 09:50:07,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 09:50:07,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 09:50:07,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 09:50:07,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 09:50:07,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 09:50:07,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 09:50:07,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 09:50:07,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 09:50:07,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 09:50:07,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 09:50:07,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 09:50:07,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 09:50:07,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 09:50:07,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 09:50:07,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 09:50:07,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 09:50:07,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 09:50:07,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 09:50:07,334 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 09:50:07,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 09:50:07,335 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 09:50:07,335 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 09:50:07,336 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 09:50:07,336 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 09:50:07,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 09:50:07,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 09:50:07,337 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 09:50:07,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 09:50:07,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 09:50:07,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 09:50:07,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 09:50:07,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 09:50:07,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 09:50:07,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 09:50:07,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 09:50:07,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 09:50:07,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 09:50:07,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 09:50:07,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 09:50:07,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:50:07,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 09:50:07,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 09:50:07,341 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2022-07-21 09:50:07,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 09:50:07,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 09:50:07,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 09:50:07,601 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 09:50:07,601 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 09:50:07,603 INFO L432 ainManager$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 [2022-07-21 09:50:07,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d2d9a9c/0e8a1c7511c047f18fe011e2642c19a9/FLAG4272dad01 [2022-07-21 09:50:08,244 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 09:50:08,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2022-07-21 09:50:08,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d2d9a9c/0e8a1c7511c047f18fe011e2642c19a9/FLAG4272dad01 [2022-07-21 09:50:08,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d2d9a9c/0e8a1c7511c047f18fe011e2642c19a9 [2022-07-21 09:50:08,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 09:50:08,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 09:50:08,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 09:50:08,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 09:50:08,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 09:50:08,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:50:08" (1/1) ... [2022-07-21 09:50:08,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fe72c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:08, skipping insertion in model container [2022-07-21 09:50:08,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:50:08" (1/1) ... [2022-07-21 09:50:08,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 09:50:08,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 09:50:08,993 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] [2022-07-21 09:50:08,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2022-07-21 09:50:09,614 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,615 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,615 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,616 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,617 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,624 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,625 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,626 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,627 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,628 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,628 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,629 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,629 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:09,863 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-21 09:50:09,865 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-21 09:50:09,866 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-21 09:50:09,866 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-21 09:50:09,867 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-21 09:50:09,868 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-21 09:50:09,868 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-21 09:50:09,868 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-21 09:50:09,869 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-21 09:50:09,870 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-21 09:50:09,962 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-21 09:50:09,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,001 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,046 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,047 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,048 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,048 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,048 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,049 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,051 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,075 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,075 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,075 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,079 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,086 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,086 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,087 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,089 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,089 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,094 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,094 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,094 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:50:10,138 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 09:50:10,147 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] [2022-07-21 09:50:10,147 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] [2022-07-21 09:50:10,168 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,169 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,169 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,169 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,169 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,179 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,179 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,180 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,180 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,181 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,182 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,182 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,182 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,216 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-21 09:50:10,218 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-21 09:50:10,219 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-21 09:50:10,219 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-21 09:50:10,220 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-21 09:50:10,220 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-21 09:50:10,220 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-21 09:50:10,221 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-21 09:50:10,221 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-21 09:50:10,221 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-21 09:50:10,254 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-21 09:50:10,264 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,282 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,297 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,298 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,299 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,299 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,303 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,303 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,303 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,304 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,304 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,304 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,305 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,306 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,306 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,307 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,308 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,309 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,313 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,313 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,313 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:50:10,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:50:10,551 INFO L208 MainTranslator]: Completed translation [2022-07-21 09:50:10,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10 WrapperNode [2022-07-21 09:50:10,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 09:50:10,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 09:50:10,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 09:50:10,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 09:50:10,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,669 INFO L137 Inliner]: procedures = 698, calls = 1948, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 765 [2022-07-21 09:50:10,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 09:50:10,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 09:50:10,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 09:50:10,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 09:50:10,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 09:50:10,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 09:50:10,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 09:50:10,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 09:50:10,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (1/1) ... [2022-07-21 09:50:10,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:50:10,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:50:10,752 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) [2022-07-21 09:50:10,767 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 [2022-07-21 09:50:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-07-21 09:50:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-07-21 09:50:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 09:50:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-21 09:50:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-21 09:50:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-21 09:50:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-21 09:50:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-21 09:50:10,795 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-21 09:50:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 09:50:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-21 09:50:10,795 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-21 09:50:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-21 09:50:10,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-21 09:50:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 09:50:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 09:50:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 09:50:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 09:50:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 09:50:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-21 09:50:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-21 09:50:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-07-21 09:50:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-07-21 09:50:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-21 09:50:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-21 09:50:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-07-21 09:50:10,800 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-07-21 09:50:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-07-21 09:50:10,800 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-07-21 09:50:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 09:50:10,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 09:50:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 09:50:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 09:50:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 09:50:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-21 09:50:10,805 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-21 09:50:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-21 09:50:10,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-21 09:50:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 09:50:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:50:10,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:50:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2022-07-21 09:50:10,806 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2022-07-21 09:50:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 09:50:11,041 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 09:50:11,043 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 09:50:11,755 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 09:50:11,764 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 09:50:11,765 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-21 09:50:11,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:50:11 BoogieIcfgContainer [2022-07-21 09:50:11,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 09:50:11,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 09:50:11,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 09:50:11,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 09:50:11,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 09:50:08" (1/3) ... [2022-07-21 09:50:11,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5304b0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:50:11, skipping insertion in model container [2022-07-21 09:50:11,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:50:10" (2/3) ... [2022-07-21 09:50:11,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5304b0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:50:11, skipping insertion in model container [2022-07-21 09:50:11,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:50:11" (3/3) ... [2022-07-21 09:50:11,772 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2022-07-21 09:50:11,785 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 09:50:11,786 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 09:50:11,831 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 09:50:11,835 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5494ff42, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@37404d18 [2022-07-21 09:50:11,835 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 09:50:11,838 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) [2022-07-21 09:50:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-21 09:50:11,847 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:50:11,847 INFO L195 NwaCegarLoop]: 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] [2022-07-21 09:50:11,848 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:50:11,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:50:11,851 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2022-07-21 09:50:11,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:50:11,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790828405] [2022-07-21 09:50:11,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:50:11,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:50:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:50:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 09:50:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 09:50:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 09:50:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:50:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:50:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 09:50:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:50:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:50:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-21 09:50:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 09:50:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 09:50:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-21 09:50:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 09:50:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-21 09:50:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-07-21 09:50:12,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:50:12,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790828405] [2022-07-21 09:50:12,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790828405] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:50:12,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:50:12,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 09:50:12,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368936340] [2022-07-21 09:50:12,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:50:12,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:50:12,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:50:12,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:50:12,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:50:12,478 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) [2022-07-21 09:50:12,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:50:12,928 INFO L93 Difference]: Finished difference Result 405 states and 579 transitions. [2022-07-21 09:50:12,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 09:50:12,930 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 [2022-07-21 09:50:12,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:50:12,950 INFO L225 Difference]: With dead ends: 405 [2022-07-21 09:50:12,951 INFO L226 Difference]: Without dead ends: 215 [2022-07-21 09:50:12,957 INFO L412 NwaCegarLoop]: 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 [2022-07-21 09:50:12,960 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 77 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-07-21 09:50:12,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 343 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-21 09:50:12,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2022-07-21 09:50:13,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 191. [2022-07-21 09:50:13,029 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) [2022-07-21 09:50:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2022-07-21 09:50:13,033 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 97 [2022-07-21 09:50:13,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:50:13,034 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2022-07-21 09:50:13,035 INFO L496 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) [2022-07-21 09:50:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2022-07-21 09:50:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-21 09:50:13,043 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:50:13,044 INFO L195 NwaCegarLoop]: 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] [2022-07-21 09:50:13,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 09:50:13,044 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:50:13,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:50:13,045 INFO L85 PathProgramCache]: Analyzing trace with hash -2144728741, now seen corresponding path program 1 times [2022-07-21 09:50:13,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:50:13,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361374630] [2022-07-21 09:50:13,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:50:13,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:50:13,143 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-21 09:50:13,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1360376914] [2022-07-21 09:50:13,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:50:13,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:50:13,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:50:13,146 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) [2022-07-21 09:50:13,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 09:50:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:13,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 2284 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-21 09:50:13,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:50:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-21 09:50:13,710 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:50:13,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:50:13,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361374630] [2022-07-21 09:50:13,711 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-21 09:50:13,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360376914] [2022-07-21 09:50:13,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360376914] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:50:13,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:50:13,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 09:50:13,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005994825] [2022-07-21 09:50:13,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:50:13,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 09:50:13,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:50:13,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 09:50:13,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 09:50:13,713 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) [2022-07-21 09:50:13,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:50:13,797 INFO L93 Difference]: Finished difference Result 348 states and 457 transitions. [2022-07-21 09:50:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:50:13,798 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 [2022-07-21 09:50:13,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:50:13,802 INFO L225 Difference]: With dead ends: 348 [2022-07-21 09:50:13,802 INFO L226 Difference]: Without dead ends: 193 [2022-07-21 09:50:13,803 INFO L412 NwaCegarLoop]: 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 [2022-07-21 09:50:13,804 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 2 mSDsluCounter, 935 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1176 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 09:50:13,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1176 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 09:50:13,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2022-07-21 09:50:13,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2022-07-21 09:50:13,816 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) [2022-07-21 09:50:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 253 transitions. [2022-07-21 09:50:13,817 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 253 transitions. Word has length 97 [2022-07-21 09:50:13,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:50:13,818 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 253 transitions. [2022-07-21 09:50:13,818 INFO L496 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) [2022-07-21 09:50:13,818 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 253 transitions. [2022-07-21 09:50:13,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-07-21 09:50:13,819 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:50:13,819 INFO L195 NwaCegarLoop]: 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] [2022-07-21 09:50:13,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 09:50:14,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:50:14,029 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:50:14,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:50:14,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1693315363, now seen corresponding path program 1 times [2022-07-21 09:50:14,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:50:14,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552965959] [2022-07-21 09:50:14,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:50:14,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:50:14,099 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-21 09:50:14,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [95483976] [2022-07-21 09:50:14,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:50:14,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:50:14,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:50:14,101 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) [2022-07-21 09:50:14,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 09:50:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:50:14,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 2340 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-21 09:50:14,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:50:14,528 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-07-21 09:50:14,529 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:50:14,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:50:14,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552965959] [2022-07-21 09:50:14,530 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-21 09:50:14,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95483976] [2022-07-21 09:50:14,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95483976] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:50:14,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:50:14,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 09:50:14,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68052976] [2022-07-21 09:50:14,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:50:14,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 09:50:14,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:50:14,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 09:50:14,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 09:50:14,532 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) [2022-07-21 09:50:14,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:50:14,627 INFO L93 Difference]: Finished difference Result 263 states and 334 transitions. [2022-07-21 09:50:14,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:50:14,628 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 [2022-07-21 09:50:14,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:50:14,628 INFO L225 Difference]: With dead ends: 263 [2022-07-21 09:50:14,628 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 09:50:14,629 INFO L412 NwaCegarLoop]: 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 [2022-07-21 09:50:14,630 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 09:50:14,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 388 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 09:50:14,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 09:50:14,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 09:50:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 09:50:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 09:50:14,631 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2022-07-21 09:50:14,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:50:14,631 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 09:50:14,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (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) [2022-07-21 09:50:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 09:50:14,631 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 09:50:14,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 09:50:14,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 09:50:14,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-21 09:50:14,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 09:50:15,187 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L895 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L895 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|))) [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2022-07-21 09:50:15,188 INFO L899 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L895 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|))) [2022-07-21 09:50:15,189 INFO L895 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|))) [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L895 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|))) [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2022-07-21 09:50:15,189 INFO L895 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|))) [2022-07-21 09:50:15,189 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L895 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|))) [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L895 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|))) [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L895 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|))) [2022-07-21 09:50:15,190 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2022-07-21 09:50:15,190 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L895 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|))) [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L895 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|))) [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2022-07-21 09:50:15,191 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2022-07-21 09:50:15,191 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L902 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2022-07-21 09:50:15,192 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7177 7181) the Hoare annotation is: true [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-07-21 09:50:15,192 INFO L895 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|))) [2022-07-21 09:50:15,192 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-07-21 09:50:15,193 INFO L895 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|))) [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L902 garLoopResultBuilder]: At program point aws_priority_queue_backpointer_index_validENTRY(lines 8178 8194) the Hoare annotation is: true [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L902 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2022-07-21 09:50:15,193 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2022-07-21 09:50:15,193 INFO L902 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-21 09:50:15,194 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-21 09:50:15,194 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2022-07-21 09:50:15,195 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L895 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2022-07-21 09:50:15,195 INFO L895 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|)) [2022-07-21 09:50:15,196 INFO L895 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2022-07-21 09:50:15,196 INFO L895 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L895 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point L8460(lines 8460 8517) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L895 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|)) [2022-07-21 09:50:15,196 INFO L895 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2022-07-21 09:50:15,196 INFO L895 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L899 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2022-07-21 09:50:15,196 INFO L902 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: true [2022-07-21 09:50:15,197 INFO L895 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|)) [2022-07-21 09:50:15,197 INFO L895 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret954#1|) [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L895 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2022-07-21 09:50:15,197 INFO L895 garLoopResultBuilder]: At program point L7191(lines 7191 7208) the Hoare annotation is: false [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2022-07-21 09:50:15,197 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-07-21 09:50:15,197 INFO L895 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2022-07-21 09:50:15,197 INFO L899 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L895 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L895 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|)) [2022-07-21 09:50:15,198 INFO L895 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2022-07-21 09:50:15,198 INFO L895 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|)) [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L895 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-07-21 09:50:15,198 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-07-21 09:50:15,198 INFO L895 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2022-07-21 09:50:15,199 INFO L895 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|)) [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L895 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-07-21 09:50:15,199 INFO L899 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L895 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L895 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|)) [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L895 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L895 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-21 09:50:15,200 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-21 09:50:15,200 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-21 09:50:15,201 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-21 09:50:15,201 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-21 09:50:15,201 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-21 09:50:15,203 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-07-21 09:50:15,204 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 09:50:15,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 09:50:15 BoogieIcfgContainer [2022-07-21 09:50:15,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 09:50:15,213 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 09:50:15,213 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 09:50:15,214 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 09:50:15,214 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:50:11" (3/4) ... [2022-07-21 09:50:15,216 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 09:50:15,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-07-21 09:50:15,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2022-07-21 09:50:15,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-21 09:50:15,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2022-07-21 09:50:15,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2022-07-21 09:50:15,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-07-21 09:50:15,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-21 09:50:15,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-21 09:50:15,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-21 09:50:15,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 09:50:15,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 09:50:15,558 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 09:50:15,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 09:50:15,559 INFO L158 Benchmark]: Toolchain (without parser) took 6852.36ms. Allocated memory was 65.0MB in the beginning and 237.0MB in the end (delta: 172.0MB). Free memory was 46.6MB in the beginning and 128.2MB in the end (delta: -81.7MB). Peak memory consumption was 161.6MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,560 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 09:50:15,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1842.35ms. Allocated memory was 65.0MB in the beginning and 121.6MB in the end (delta: 56.6MB). Free memory was 46.4MB in the beginning and 55.1MB in the end (delta: -8.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.70ms. Allocated memory is still 121.6MB. Free memory was 55.1MB in the beginning and 71.3MB in the end (delta: -16.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,560 INFO L158 Benchmark]: Boogie Preprocessor took 47.91ms. Allocated memory is still 121.6MB. Free memory was 71.3MB in the beginning and 65.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,560 INFO L158 Benchmark]: RCFGBuilder took 1047.57ms. Allocated memory is still 121.6MB. Free memory was 65.0MB in the beginning and 71.1MB in the end (delta: -6.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,561 INFO L158 Benchmark]: TraceAbstraction took 3445.18ms. Allocated memory was 121.6MB in the beginning and 237.0MB in the end (delta: 115.3MB). Free memory was 70.4MB in the beginning and 141.2MB in the end (delta: -70.8MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,561 INFO L158 Benchmark]: Witness Printer took 345.34ms. Allocated memory is still 237.0MB. Free memory was 141.2MB in the beginning and 128.2MB in the end (delta: 13.0MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2022-07-21 09:50:15,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1842.35ms. Allocated memory was 65.0MB in the beginning and 121.6MB in the end (delta: 56.6MB). Free memory was 46.4MB in the beginning and 55.1MB in the end (delta: -8.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.70ms. Allocated memory is still 121.6MB. Free memory was 55.1MB in the beginning and 71.3MB in the end (delta: -16.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.91ms. Allocated memory is still 121.6MB. Free memory was 71.3MB in the beginning and 65.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.57ms. Allocated memory is still 121.6MB. Free memory was 65.0MB in the beginning and 71.1MB in the end (delta: -6.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3445.18ms. Allocated memory was 121.6MB in the beginning and 237.0MB in the end (delta: 115.3MB). Free memory was 70.4MB in the beginning and 141.2MB in the end (delta: -70.8MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Witness Printer took 345.34ms. Allocated memory is still 237.0MB. Free memory was 141.2MB in the beginning and 128.2MB in the end (delta: 13.0MB). Peak memory consumption was 84.3MB. 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: 3.4s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 244 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 1907 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1324 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 340 IncrementalHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 583 mSDtfsCounter, 340 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, 49 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.5s 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! [2022-07-21 09:50:15,578 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