./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 e19ca921 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-dev-e19ca92 [2021-12-22 14:03:03,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:03:03,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:03:03,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:03:03,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:03:03,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:03:03,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:03:03,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:03:03,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:03:03,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:03:03,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:03:03,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:03:03,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:03:03,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:03:03,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:03:03,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:03:03,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:03:03,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:03:03,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:03:03,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:03:03,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:03:03,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:03:03,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:03:03,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:03:03,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:03:03,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:03:03,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:03:03,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:03:03,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:03:03,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:03:03,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:03:03,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:03:03,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:03:03,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:03:03,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:03:03,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:03:03,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:03:03,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:03:03,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:03:03,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:03:03,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:03:03,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:03:03,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:03:03,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:03:03,639 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:03:03,639 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:03:03,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:03:03,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:03:03,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:03:03,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:03:03,641 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:03:03,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:03:03,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:03:03,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:03:03,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:03:03,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:03:03,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:03:03,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:03:03,643 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:03:03,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:03:03,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:03:03,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:03:03,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:03:03,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:03:03,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:03:03,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:03:03,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:03:03,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:03:03,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:03:03,644 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:03:03,644 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:03:03,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:03:03,645 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:03:03,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2021-12-22 14:03:03,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:03:03,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:03:03,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:03:03,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:03:03,872 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:03:03,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-22 14:03:03,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c34a265/aeda6e384c1d429482cfa506a29098b5/FLAGe3f9e0209 [2021-12-22 14:03:04,479 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:03:04,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-22 14:03:04,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c34a265/aeda6e384c1d429482cfa506a29098b5/FLAGe3f9e0209 [2021-12-22 14:03:04,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c34a265/aeda6e384c1d429482cfa506a29098b5 [2021-12-22 14:03:04,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:03:04,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:03:04,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:03:04,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:03:04,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:03:04,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:03:04" (1/1) ... [2021-12-22 14:03:04,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b07d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:04, skipping insertion in model container [2021-12-22 14:03:04,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:03:04" (1/1) ... [2021-12-22 14:03:04,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:03:05,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:03:05,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-22 14:03:05,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-22 14:03:05,692 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,692 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,693 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,695 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,705 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,705 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,708 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,709 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,710 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,711 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,712 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,712 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:05,940 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-22 14:03:05,942 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-22 14:03:05,943 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-22 14:03:05,944 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-22 14:03:05,944 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-22 14:03:05,945 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-22 14:03:05,945 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-22 14:03:05,945 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-22 14:03:05,949 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-22 14:03:05,950 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-22 14:03:06,055 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-22 14:03:06,071 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,119 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,120 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,121 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,121 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,121 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,167 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,168 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,168 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,168 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,168 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,169 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,169 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,169 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,171 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,171 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,171 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,172 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,174 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,174 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,178 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,206 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:03:06,240 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:03:06,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-22 14:03:06,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-22 14:03:06,270 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,270 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,271 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,271 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,271 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,275 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,275 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,276 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,277 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,277 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,278 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,278 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,278 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,311 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-22 14:03:06,312 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-22 14:03:06,320 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-22 14:03:06,322 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-22 14:03:06,323 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-22 14:03:06,323 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-22 14:03:06,324 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-22 14:03:06,324 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-22 14:03:06,324 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-22 14:03:06,325 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-22 14:03:06,336 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-22 14:03:06,345 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,349 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,367 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,367 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,368 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,368 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,371 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,372 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,372 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 14:03:06,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:03:06,532 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:03:06,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06 WrapperNode [2021-12-22 14:03:06,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:03:06,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:03:06,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:03:06,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:03:06,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,687 INFO L137 Inliner]: procedures = 698, calls = 1948, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 765 [2021-12-22 14:03:06,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:03:06,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:03:06,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:03:06,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:03:06,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:03:06,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:03:06,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:03:06,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:03:06,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (1/1) ... [2021-12-22 14:03:06,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:03:06,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:03:06,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 14:03:06,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 14:03:06,816 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-22 14:03:06,816 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-22 14:03:06,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:03:06,816 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-22 14:03:06,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-22 14:03:06,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-22 14:03:06,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-22 14:03:06,817 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-22 14:03:06,817 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-22 14:03:06,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:03:06,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-22 14:03:06,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-22 14:03:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-22 14:03:06,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-22 14:03:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:03:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:03:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:03:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:03:06,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:03:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-22 14:03:06,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-22 14:03:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-12-22 14:03:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-12-22 14:03:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-22 14:03:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-22 14:03:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-22 14:03:06,823 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-22 14:03:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-22 14:03:06,823 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-22 14:03:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:03:06,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:03:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:03:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:03:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:03:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-22 14:03:06,827 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-22 14:03:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-22 14:03:06,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-22 14:03:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:03:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-22 14:03:06,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-22 14:03:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-22 14:03:06,828 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-22 14:03:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:03:07,116 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:03:07,119 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:03:07,875 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:03:07,880 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:03:07,880 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 14:03:07,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:03:07 BoogieIcfgContainer [2021-12-22 14:03:07,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:03:07,883 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:03:07,883 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:03:07,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:03:07,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:03:04" (1/3) ... [2021-12-22 14:03:07,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78869a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:03:07, skipping insertion in model container [2021-12-22 14:03:07,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:03:06" (2/3) ... [2021-12-22 14:03:07,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78869a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:03:07, skipping insertion in model container [2021-12-22 14:03:07,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:03:07" (3/3) ... [2021-12-22 14:03:07,887 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2021-12-22 14:03:07,890 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:03:07,890 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:03:07,919 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:03:07,923 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 14:03:07,923 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:03:07,936 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-12-22 14:03:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-22 14:03:07,942 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:03:07,943 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:03:07,943 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:03:07,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:03:07,946 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2021-12-22 14:03:07,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:03:07,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583944118] [2021-12-22 14:03:07,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:03:07,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:03:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:03:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 14:03:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-22 14:03:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-22 14:03:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 14:03:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-22 14:03:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 14:03:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 14:03:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-22 14:03:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 14:03:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 14:03:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:03:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 14:03:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:03:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-22 14:03:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-12-22 14:03:08,507 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:03:08,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583944118] [2021-12-22 14:03:08,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583944118] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:03:08,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:03:08,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 14:03:08,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036766180] [2021-12-22 14:03:08,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:03:08,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 14:03:08,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:03:08,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 14:03:08,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-22 14:03:08,536 INFO L87 Difference]: Start difference. First operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 14:03:09,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:03:09,033 INFO L93 Difference]: Finished difference Result 405 states and 579 transitions. [2021-12-22 14:03:09,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 14:03:09,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 97 [2021-12-22 14:03:09,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:03:09,043 INFO L225 Difference]: With dead ends: 405 [2021-12-22 14:03:09,043 INFO L226 Difference]: Without dead ends: 215 [2021-12-22 14:03:09,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-22 14:03:09,064 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 77 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-22 14:03:09,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 343 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-22 14:03:09,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-12-22 14:03:09,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 191. [2021-12-22 14:03:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 125 states have (on average 1.224) internal successors, (153), 126 states have internal predecessors, (153), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-22 14:03:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2021-12-22 14:03:09,128 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 97 [2021-12-22 14:03:09,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:03:09,128 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2021-12-22 14:03:09,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 14:03:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2021-12-22 14:03:09,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-22 14:03:09,137 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:03:09,137 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:03:09,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:03:09,137 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:03:09,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:03:09,138 INFO L85 PathProgramCache]: Analyzing trace with hash -2144728741, now seen corresponding path program 1 times [2021-12-22 14:03:09,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:03:09,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46811336] [2021-12-22 14:03:09,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:03:09,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:03:09,228 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-22 14:03:09,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1302022768] [2021-12-22 14:03:09,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:03:09,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:03:09,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:03:09,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:03:09,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 14:03:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:09,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 2284 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-22 14:03:09,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:03:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-12-22 14:03:09,859 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:03:09,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:03:09,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46811336] [2021-12-22 14:03:09,860 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-22 14:03:09,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1302022768] [2021-12-22 14:03:09,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1302022768] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:03:09,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:03:09,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:03:09,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048344440] [2021-12-22 14:03:09,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:03:09,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:03:09,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:03:09,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:03:09,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:03:09,862 INFO L87 Difference]: Start difference. First operand 191 states and 250 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-22 14:03:09,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:03:09,946 INFO L93 Difference]: Finished difference Result 348 states and 457 transitions. [2021-12-22 14:03:09,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:03:09,947 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 97 [2021-12-22 14:03:09,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:03:09,949 INFO L225 Difference]: With dead ends: 348 [2021-12-22 14:03:09,949 INFO L226 Difference]: Without dead ends: 193 [2021-12-22 14:03:09,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:03:09,950 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-22 14:03:09,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1181 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-22 14:03:09,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2021-12-22 14:03:09,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2021-12-22 14:03:09,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.2222222222222223) internal successors, (154), 128 states have internal predecessors, (154), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2021-12-22 14:03:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 253 transitions. [2021-12-22 14:03:09,961 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 253 transitions. Word has length 97 [2021-12-22 14:03:09,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:03:09,962 INFO L470 AbstractCegarLoop]: Abstraction has 193 states and 253 transitions. [2021-12-22 14:03:09,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-22 14:03:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 253 transitions. [2021-12-22 14:03:09,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-22 14:03:09,963 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:03:09,963 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:03:09,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 14:03:10,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:03:10,185 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:03:10,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:03:10,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1693315363, now seen corresponding path program 1 times [2021-12-22 14:03:10,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:03:10,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090948022] [2021-12-22 14:03:10,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:03:10,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:03:10,237 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-22 14:03:10,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [794614047] [2021-12-22 14:03:10,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:03:10,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:03:10,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:03:10,239 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:03:10,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-22 14:03:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:03:10,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 2340 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-22 14:03:10,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:03:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-12-22 14:03:10,803 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:03:10,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:03:10,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090948022] [2021-12-22 14:03:10,804 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-22 14:03:10,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794614047] [2021-12-22 14:03:10,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794614047] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:03:10,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:03:10,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:03:10,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122726009] [2021-12-22 14:03:10,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:03:10,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:03:10,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:03:10,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:03:10,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:03:10,806 INFO L87 Difference]: Start difference. First operand 193 states and 253 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-22 14:03:10,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:03:10,884 INFO L93 Difference]: Finished difference Result 263 states and 334 transitions. [2021-12-22 14:03:10,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:03:10,885 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 105 [2021-12-22 14:03:10,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:03:10,886 INFO L225 Difference]: With dead ends: 263 [2021-12-22 14:03:10,887 INFO L226 Difference]: Without dead ends: 0 [2021-12-22 14:03:10,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-22 14:03:10,890 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:03:10,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:03:10,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-22 14:03:10,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-22 14:03:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 14:03:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-22 14:03:10,893 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2021-12-22 14:03:10,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:03:10,894 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 14:03:10,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-22 14:03:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-22 14:03:10,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-22 14:03:10,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-22 14:03:10,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-22 14:03:11,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-12-22 14:03:11,114 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-22 14:03:11,450 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L854 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L858 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2021-12-22 14:03:11,450 INFO L854 garLoopResultBuilder]: At program point L8271-5(lines 8217 8272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L854 garLoopResultBuilder]: At program point L8271-2(line 8271) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2021-12-22 14:03:11,451 INFO L854 garLoopResultBuilder]: At program point L8290(line 8290) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L854 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8275 8296) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2021-12-22 14:03:11,451 INFO L854 garLoopResultBuilder]: At program point L8229(line 8229) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2021-12-22 14:03:11,451 INFO L858 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L854 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L854 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L854 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-22 14:03:11,452 INFO L861 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L861 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2021-12-22 14:03:11,452 INFO L858 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L854 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L861 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L854 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2021-12-22 14:03:11,453 INFO L858 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L861 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2021-12-22 14:03:11,454 INFO L858 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2021-12-22 14:03:11,455 INFO L861 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2021-12-22 14:03:11,455 INFO L861 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7177 7181) the Hoare annotation is: true [2021-12-22 14:03:11,455 INFO L858 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2021-12-22 14:03:11,455 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2021-12-22 14:03:11,455 INFO L858 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-12-22 14:03:11,455 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2021-12-22 14:03:11,455 INFO L854 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,455 INFO L861 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L854 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L861 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L861 garLoopResultBuilder]: At program point aws_priority_queue_backpointer_index_validENTRY(lines 8178 8194) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L861 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L861 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L861 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2021-12-22 14:03:11,456 INFO L861 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2021-12-22 14:03:11,456 INFO L858 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2021-12-22 14:03:11,457 INFO L861 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2021-12-22 14:03:11,457 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2021-12-22 14:03:11,457 INFO L858 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2021-12-22 14:03:11,457 INFO L858 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2021-12-22 14:03:11,457 INFO L858 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2021-12-22 14:03:11,457 INFO L861 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2021-12-22 14:03:11,457 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-22 14:03:11,457 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-22 14:03:11,457 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L854 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2021-12-22 14:03:11,458 INFO L858 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2021-12-22 14:03:11,458 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2021-12-22 14:03:11,458 INFO L854 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2021-12-22 14:03:11,459 INFO L854 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2021-12-22 14:03:11,459 INFO L858 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2021-12-22 14:03:11,460 INFO L854 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,460 INFO L854 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2021-12-22 14:03:11,460 INFO L854 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2021-12-22 14:03:11,460 INFO L858 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2021-12-22 14:03:11,460 INFO L854 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2021-12-22 14:03:11,460 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-22 14:03:11,460 INFO L858 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2021-12-22 14:03:11,460 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-22 14:03:11,460 INFO L858 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-12-22 14:03:11,461 INFO L858 garLoopResultBuilder]: For program point L8460(lines 8460 8517) no Hoare annotation was computed. [2021-12-22 14:03:11,461 INFO L854 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,461 INFO L854 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2021-12-22 14:03:11,461 INFO L854 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2021-12-22 14:03:11,461 INFO L858 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2021-12-22 14:03:11,461 INFO L858 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2021-12-22 14:03:11,461 INFO L861 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: true [2021-12-22 14:03:11,461 INFO L854 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,462 INFO L854 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret954#1|) [2021-12-22 14:03:11,462 INFO L858 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2021-12-22 14:03:11,462 INFO L854 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2021-12-22 14:03:11,462 INFO L858 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2021-12-22 14:03:11,462 INFO L858 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2021-12-22 14:03:11,462 INFO L858 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2021-12-22 14:03:11,462 INFO L858 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2021-12-22 14:03:11,462 INFO L858 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2021-12-22 14:03:11,462 INFO L854 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2021-12-22 14:03:11,463 INFO L854 garLoopResultBuilder]: At program point L7191(lines 7191 7208) the Hoare annotation is: false [2021-12-22 14:03:11,463 INFO L858 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2021-12-22 14:03:11,463 INFO L858 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2021-12-22 14:03:11,463 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-12-22 14:03:11,463 INFO L854 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2021-12-22 14:03:11,463 INFO L858 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2021-12-22 14:03:11,463 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-22 14:03:11,463 INFO L854 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2021-12-22 14:03:11,463 INFO L858 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2021-12-22 14:03:11,464 INFO L858 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2021-12-22 14:03:11,464 INFO L854 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,464 INFO L854 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2021-12-22 14:03:11,464 INFO L854 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,464 INFO L858 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2021-12-22 14:03:11,464 INFO L858 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2021-12-22 14:03:11,464 INFO L854 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2021-12-22 14:03:11,464 INFO L858 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2021-12-22 14:03:11,465 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-22 14:03:11,465 INFO L858 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2021-12-22 14:03:11,465 INFO L854 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2021-12-22 14:03:11,465 INFO L854 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2021-12-22 14:03:11,465 INFO L854 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2021-12-22 14:03:11,465 INFO L858 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2021-12-22 14:03:11,465 INFO L854 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2021-12-22 14:03:11,465 INFO L858 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2021-12-22 14:03:11,465 INFO L858 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2021-12-22 14:03:11,466 INFO L854 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,466 INFO L858 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2021-12-22 14:03:11,466 INFO L854 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2021-12-22 14:03:11,466 INFO L854 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2021-12-22 14:03:11,466 INFO L858 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2021-12-22 14:03:11,466 INFO L854 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2021-12-22 14:03:11,466 INFO L854 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2021-12-22 14:03:11,466 INFO L854 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2021-12-22 14:03:11,466 INFO L858 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2021-12-22 14:03:11,467 INFO L858 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2021-12-22 14:03:11,467 INFO L854 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2021-12-22 14:03:11,467 INFO L858 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2021-12-22 14:03:11,467 INFO L854 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2021-12-22 14:03:11,467 INFO L858 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2021-12-22 14:03:11,467 INFO L854 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2021-12-22 14:03:11,467 INFO L858 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2021-12-22 14:03:11,467 INFO L858 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2021-12-22 14:03:11,468 INFO L854 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2021-12-22 14:03:11,468 INFO L858 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2021-12-22 14:03:11,468 INFO L854 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2021-12-22 14:03:11,468 INFO L858 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2021-12-22 14:03:11,468 INFO L854 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2021-12-22 14:03:11,468 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-22 14:03:11,468 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-22 14:03:11,468 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-22 14:03:11,468 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-22 14:03:11,469 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-22 14:03:11,469 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-22 14:03:11,471 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-12-22 14:03:11,472 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 14:03:11,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 02:03:11 BoogieIcfgContainer [2021-12-22 14:03:11,480 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 14:03:11,481 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 14:03:11,481 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 14:03:11,481 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 14:03:11,482 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:03:07" (3/4) ... [2021-12-22 14:03:11,483 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-22 14:03:11,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2021-12-22 14:03:11,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-22 14:03:11,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-12-22 14:03:11,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2021-12-22 14:03:11,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-12-22 14:03:11,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2021-12-22 14:03:11,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2021-12-22 14:03:11,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-22 14:03:11,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2021-12-22 14:03:11,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2021-12-22 14:03:11,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-12-22 14:03:11,500 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-22 14:03:11,500 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-22 14:03:11,501 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-22 14:03:11,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-22 14:03:11,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-22 14:03:12,071 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-22 14:03:12,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 14:03:12,072 INFO L158 Benchmark]: Toolchain (without parser) took 7108.81ms. Allocated memory was 96.5MB in the beginning and 226.5MB in the end (delta: 130.0MB). Free memory was 59.5MB in the beginning and 53.9MB in the end (delta: 5.6MB). Peak memory consumption was 163.2MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,072 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 54.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 14:03:12,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1568.74ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 59.1MB in the beginning and 41.5MB in the end (delta: 17.6MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.58ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 40.9MB in the beginning and 110.2MB in the end (delta: -69.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,073 INFO L158 Benchmark]: Boogie Preprocessor took 51.73ms. Allocated memory is still 163.6MB. Free memory was 110.2MB in the beginning and 103.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,074 INFO L158 Benchmark]: RCFGBuilder took 1141.08ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 100.1MB in the end (delta: 3.8MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,074 INFO L158 Benchmark]: TraceAbstraction took 3597.89ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 100.1MB in the beginning and 100.9MB in the end (delta: -779.5kB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,074 INFO L158 Benchmark]: Witness Printer took 590.72ms. Allocated memory is still 226.5MB. Free memory was 100.9MB in the beginning and 53.9MB in the end (delta: 47.0MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2021-12-22 14:03:12,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 54.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1568.74ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 59.1MB in the beginning and 41.5MB in the end (delta: 17.6MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.58ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 40.9MB in the beginning and 110.2MB in the end (delta: -69.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.73ms. Allocated memory is still 163.6MB. Free memory was 110.2MB in the beginning and 103.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1141.08ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 100.1MB in the end (delta: 3.8MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3597.89ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 100.1MB in the beginning and 100.9MB in the end (delta: -779.5kB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * Witness Printer took 590.72ms. Allocated memory is still 226.5MB. Free memory was 100.9MB in the beginning and 53.9MB in the end (delta: 47.0MB). Peak memory consumption was 75.3MB. 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: 3.6s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 244 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 1916 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1333 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 331 IncrementalHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 583 mSDtfsCounter, 331 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 282 PreInvPairs, 294 NumberOfFragments, 417 HoareAnnotationTreeSize, 282 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 72 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 432 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4624 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 309/309 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: 1 < queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8217]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-22 14:03:12,093 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