./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 09:49:09,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 09:49:09,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 09:49:09,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 09:49:09,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 09:49:09,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 09:49:09,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 09:49:09,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 09:49:09,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 09:49:09,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 09:49:09,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 09:49:09,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 09:49:09,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 09:49:09,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 09:49:09,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 09:49:09,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 09:49:09,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 09:49:09,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 09:49:09,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 09:49:09,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 09:49:09,497 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 09:49:09,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 09:49:09,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 09:49:09,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 09:49:09,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 09:49:09,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 09:49:09,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 09:49:09,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 09:49:09,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 09:49:09,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 09:49:09,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 09:49:09,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 09:49:09,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 09:49:09,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 09:49:09,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 09:49:09,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 09:49:09,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 09:49:09,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 09:49:09,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 09:49:09,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 09:49:09,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 09:49:09,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 09:49:09,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 09:49:09,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 09:49:09,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 09:49:09,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 09:49:09,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 09:49:09,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 09:49:09,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 09:49:09,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 09:49:09,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 09:49:09,550 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 09:49:09,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 09:49:09,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 09:49:09,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 09:49:09,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 09:49:09,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 09:49:09,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 09:49:09,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 09:49:09,552 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 09:49:09,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 09:49:09,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 09:49:09,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 09:49:09,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 09:49:09,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:49:09,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 09:49:09,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 09:49:09,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 09:49:09,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 09:49:09,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 09:49:09,554 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 09:49:09,554 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 09:49:09,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 09:49:09,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2022-07-21 09:49:09,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 09:49:09,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 09:49:09,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 09:49:09,867 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 09:49:09,867 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 09:49:09,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-21 09:49:09,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90fca3bc1/03f98412731a4b1690f5e390acf0b866/FLAG2386dfaf3 [2022-07-21 09:49:10,516 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 09:49:10,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-21 09:49:10,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90fca3bc1/03f98412731a4b1690f5e390acf0b866/FLAG2386dfaf3 [2022-07-21 09:49:10,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90fca3bc1/03f98412731a4b1690f5e390acf0b866 [2022-07-21 09:49:10,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 09:49:10,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 09:49:10,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 09:49:10,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 09:49:10,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 09:49:10,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:49:10" (1/1) ... [2022-07-21 09:49:10,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66ed398b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:10, skipping insertion in model container [2022-07-21 09:49:10,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:49:10" (1/1) ... [2022-07-21 09:49:10,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 09:49:10,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 09:49:11,022 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2022-07-21 09:49:11,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2022-07-21 09:49:11,575 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,575 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,576 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,576 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,578 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,597 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,597 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,598 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,598 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,599 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,600 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,600 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,600 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,794 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-21 09:49:11,794 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-21 09:49:11,795 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-21 09:49:11,796 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-21 09:49:11,797 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-21 09:49:11,797 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-21 09:49:11,797 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-21 09:49:11,798 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-21 09:49:11,798 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-21 09:49:11,804 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-21 09:49:11,881 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-21 09:49:11,903 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,907 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,961 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,962 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,962 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,962 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,962 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,963 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,963 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,964 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,964 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,964 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,964 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,964 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,973 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,976 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,976 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,976 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,977 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,979 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,979 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,983 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,984 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,984 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,991 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,993 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,995 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:11,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:49:12,025 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 09:49:12,049 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2022-07-21 09:49:12,050 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2022-07-21 09:49:12,081 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,081 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,090 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,091 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,093 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,093 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,094 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,096 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,096 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,096 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,148 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-21 09:49:12,149 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-21 09:49:12,149 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-21 09:49:12,150 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-21 09:49:12,151 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-21 09:49:12,151 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-21 09:49:12,152 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-21 09:49:12,152 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-21 09:49:12,152 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-21 09:49:12,153 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-21 09:49:12,183 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-21 09:49:12,203 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,206 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,229 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,232 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,233 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,233 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,233 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,234 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,234 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,235 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,235 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,236 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,236 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,236 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,236 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,238 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,238 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,238 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,239 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,240 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,240 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,249 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,250 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,253 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,256 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,257 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,257 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,258 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,259 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,273 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-21 09:49:12,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:49:12,439 INFO L208 MainTranslator]: Completed translation [2022-07-21 09:49:12,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12 WrapperNode [2022-07-21 09:49:12,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 09:49:12,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 09:49:12,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 09:49:12,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 09:49:12,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,613 INFO L137 Inliner]: procedures = 699, calls = 1955, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 722 [2022-07-21 09:49:12,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 09:49:12,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 09:49:12,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 09:49:12,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 09:49:12,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 09:49:12,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 09:49:12,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 09:49:12,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 09:49:12,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (1/1) ... [2022-07-21 09:49:12,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:49:12,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:49:12,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 09:49:12,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 09:49:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-07-21 09:49:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-07-21 09:49:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 09:49:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-21 09:49:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-21 09:49:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-21 09:49:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-21 09:49:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-21 09:49:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-21 09:49:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 09:49:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 09:49:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-21 09:49:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-21 09:49:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-21 09:49:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-21 09:49:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 09:49:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 09:49:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 09:49:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 09:49:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 09:49:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-21 09:49:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-21 09:49:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-21 09:49:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-21 09:49:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 09:49:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-07-21 09:49:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-07-21 09:49:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-07-21 09:49:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-07-21 09:49:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-21 09:49:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 09:49:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-07-21 09:49:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-21 09:49:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-21 09:49:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-21 09:49:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-21 09:49:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2022-07-21 09:49:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2022-07-21 09:49:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 09:49:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:49:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:49:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 09:49:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2022-07-21 09:49:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2022-07-21 09:49:13,041 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 09:49:13,044 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 09:49:14,202 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 09:49:14,213 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 09:49:14,213 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-21 09:49:14,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:49:14 BoogieIcfgContainer [2022-07-21 09:49:14,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 09:49:14,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 09:49:14,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 09:49:14,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 09:49:14,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 09:49:10" (1/3) ... [2022-07-21 09:49:14,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487e6f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:49:14, skipping insertion in model container [2022-07-21 09:49:14,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:49:12" (2/3) ... [2022-07-21 09:49:14,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487e6f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:49:14, skipping insertion in model container [2022-07-21 09:49:14,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:49:14" (3/3) ... [2022-07-21 09:49:14,221 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2022-07-21 09:49:14,235 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 09:49:14,235 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 09:49:14,283 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 09:49:14,292 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@11d3675, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@291a2357 [2022-07-21 09:49:14,292 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 09:49:14,297 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-07-21 09:49:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 09:49:14,309 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:49:14,309 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:49:14,310 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:49:14,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:49:14,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2022-07-21 09:49:14,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:49:14,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575986441] [2022-07-21 09:49:14,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:14,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:49:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:49:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 09:49:14,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 09:49:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 09:49:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 09:49:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-21 09:49:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 09:49:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 09:49:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 09:49:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-21 09:49:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 09:49:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-21 09:49:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:14,993 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-07-21 09:49:14,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:49:14,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575986441] [2022-07-21 09:49:14,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575986441] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:49:14,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:49:14,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:49:14,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068641435] [2022-07-21 09:49:14,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:49:14,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:49:15,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:49:15,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:49:15,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:49:15,018 INFO L87 Difference]: Start difference. First operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-21 09:49:16,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:49:16,567 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2022-07-21 09:49:16,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 09:49:16,570 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 112 [2022-07-21 09:49:16,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:49:16,588 INFO L225 Difference]: With dead ends: 529 [2022-07-21 09:49:16,588 INFO L226 Difference]: Without dead ends: 305 [2022-07-21 09:49:16,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:49:16,595 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 240 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-21 09:49:16,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 504 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-21 09:49:16,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-07-21 09:49:16,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2022-07-21 09:49:16,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 148 states have (on average 1.2702702702702702) internal successors, (188), 149 states have internal predecessors, (188), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-07-21 09:49:16,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2022-07-21 09:49:16,647 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2022-07-21 09:49:16,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:49:16,647 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2022-07-21 09:49:16,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-21 09:49:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2022-07-21 09:49:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 09:49:16,651 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:49:16,652 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:49:16,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 09:49:16,652 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:49:16,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:49:16,653 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2022-07-21 09:49:16,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:49:16,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122543999] [2022-07-21 09:49:16,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:16,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:49:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:49:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 09:49:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 09:49:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 09:49:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 09:49:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-21 09:49:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 09:49:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 09:49:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 09:49:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:17,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-21 09:49:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:17,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 09:49:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:17,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-21 09:49:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-21 09:49:17,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:49:17,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122543999] [2022-07-21 09:49:17,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122543999] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 09:49:17,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915135758] [2022-07-21 09:49:17,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:17,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:49:17,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:49:17,061 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 09:49:17,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 09:49:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:17,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-21 09:49:17,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:49:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-07-21 09:49:17,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 09:49:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-21 09:49:17,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915135758] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 09:49:17,665 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 09:49:17,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2022-07-21 09:49:17,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981197721] [2022-07-21 09:49:17,666 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 09:49:17,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-21 09:49:17,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:49:17,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-21 09:49:17,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-07-21 09:49:17,668 INFO L87 Difference]: Start difference. First operand 225 states and 303 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-21 09:49:19,848 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 09:49:23,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:49:23,595 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2022-07-21 09:49:23,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-21 09:49:23,597 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 112 [2022-07-21 09:49:23,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:49:23,599 INFO L225 Difference]: With dead ends: 507 [2022-07-21 09:49:23,600 INFO L226 Difference]: Without dead ends: 349 [2022-07-21 09:49:23,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-21 09:49:23,601 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 172 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1407 SdHoareTripleChecker+Invalid, 1426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-07-21 09:49:23,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1407 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-07-21 09:49:23,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2022-07-21 09:49:23,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2022-07-21 09:49:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 159 states have (on average 1.270440251572327) internal successors, (202), 160 states have internal predecessors, (202), 61 states have call successors, (61), 18 states have call predecessors, (61), 19 states have return successors, (65), 61 states have call predecessors, (65), 60 states have call successors, (65) [2022-07-21 09:49:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2022-07-21 09:49:23,622 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2022-07-21 09:49:23,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:49:23,622 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2022-07-21 09:49:23,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-21 09:49:23,623 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2022-07-21 09:49:23,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 09:49:23,624 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:49:23,625 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:49:23,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-21 09:49:23,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:49:23,839 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:49:23,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:49:23,840 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2022-07-21 09:49:23,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:49:23,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989128484] [2022-07-21 09:49:23,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:23,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:49:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:49:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 09:49:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 09:49:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 09:49:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 09:49:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-21 09:49:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 09:49:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 09:49:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 09:49:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-21 09:49:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 09:49:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-21 09:49:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-07-21 09:49:24,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:49:24,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989128484] [2022-07-21 09:49:24,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989128484] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 09:49:24,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084174819] [2022-07-21 09:49:24,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:24,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:49:24,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:49:24,222 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 09:49:24,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 09:49:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:24,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-21 09:49:24,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:49:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-07-21 09:49:24,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:49:24,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084174819] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:49:24,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 09:49:24,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-07-21 09:49:24,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35290232] [2022-07-21 09:49:24,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:49:24,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 09:49:24,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:49:24,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 09:49:24,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-07-21 09:49:24,674 INFO L87 Difference]: Start difference. First operand 240 states and 328 transitions. Second operand has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-21 09:49:24,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:49:24,785 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2022-07-21 09:49:24,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:49:24,786 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 112 [2022-07-21 09:49:24,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:49:24,787 INFO L225 Difference]: With dead ends: 446 [2022-07-21 09:49:24,787 INFO L226 Difference]: Without dead ends: 242 [2022-07-21 09:49:24,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-07-21 09:49:24,789 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 09:49:24,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1404 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 09:49:24,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-07-21 09:49:24,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-07-21 09:49:24,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.26875) internal successors, (203), 162 states have internal predecessors, (203), 61 states have call successors, (61), 18 states have call predecessors, (61), 20 states have return successors, (69), 61 states have call predecessors, (69), 60 states have call successors, (69) [2022-07-21 09:49:24,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2022-07-21 09:49:24,801 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2022-07-21 09:49:24,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:49:24,801 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2022-07-21 09:49:24,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-21 09:49:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2022-07-21 09:49:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-21 09:49:24,803 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 09:49:24,803 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 09:49:24,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 09:49:25,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-21 09:49:25,021 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 09:49:25,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:49:25,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2022-07-21 09:49:25,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:49:25,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626444613] [2022-07-21 09:49:25,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:25,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:49:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:49:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 09:49:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 09:49:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 09:49:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 09:49:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 09:49:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-21 09:49:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-21 09:49:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 09:49:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 09:49:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-21 09:49:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-21 09:49:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 09:49:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 09:49:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-21 09:49:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-07-21 09:49:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,296 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-21 09:49:25,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:49:25,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626444613] [2022-07-21 09:49:25,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626444613] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 09:49:25,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [669901253] [2022-07-21 09:49:25,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:49:25,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:49:25,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:49:25,298 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 09:49:25,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 09:49:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:49:25,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-21 09:49:25,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:49:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-07-21 09:49:25,770 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 09:49:25,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [669901253] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:49:25,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 09:49:25,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2022-07-21 09:49:25,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418639072] [2022-07-21 09:49:25,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:49:25,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 09:49:25,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:49:25,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 09:49:25,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-07-21 09:49:25,772 INFO L87 Difference]: Start difference. First operand 242 states and 333 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-07-21 09:49:25,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 09:49:25,843 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2022-07-21 09:49:25,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:49:25,845 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 120 [2022-07-21 09:49:25,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 09:49:25,845 INFO L225 Difference]: With dead ends: 312 [2022-07-21 09:49:25,845 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 09:49:25,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-07-21 09:49:25,847 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 09:49:25,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 388 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 09:49:25,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 09:49:25,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 09:49:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 09:49:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 09:49:25,847 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2022-07-21 09:49:25,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 09:49:25,848 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 09:49:25,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-07-21 09:49:25,849 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 09:49:25,849 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 09:49:25,850 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 09:49:25,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-21 09:49:26,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:49:26,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 09:49:26,451 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,451 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2022-07-21 09:49:26,451 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2022-07-21 09:49:26,451 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2022-07-21 09:49:26,451 INFO L895 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,451 INFO L899 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L895 garLoopResultBuilder]: At program point L8277(line 8277) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2022-07-21 09:49:26,452 INFO L899 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2022-07-21 09:49:26,453 INFO L899 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2022-07-21 09:49:26,453 INFO L895 garLoopResultBuilder]: At program point L8319-5(lines 8265 8320) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-21 09:49:26,453 INFO L899 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2022-07-21 09:49:26,453 INFO L899 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2022-07-21 09:49:26,453 INFO L895 garLoopResultBuilder]: At program point L8319-2(line 8319) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-21 09:49:26,457 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8323 8344) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,457 INFO L895 garLoopResultBuilder]: At program point L8338(line 8338) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,457 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2022-07-21 09:49:26,457 INFO L899 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2022-07-21 09:49:26,457 INFO L899 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2022-07-21 09:49:26,457 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L895 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L895 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:49:26,458 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L895 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2022-07-21 09:49:26,458 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L899 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2022-07-21 09:49:26,459 INFO L902 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L902 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2022-07-21 09:49:26,460 INFO L899 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2022-07-21 09:49:26,461 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-21 09:49:26,461 INFO L902 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L902 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L895 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2022-07-21 09:49:26,462 INFO L895 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2022-07-21 09:49:26,462 INFO L895 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2022-07-21 09:49:26,462 INFO L895 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2022-07-21 09:49:26,462 INFO L899 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L902 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L895 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2022-07-21 09:49:26,463 INFO L899 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8522(line 8522) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8522-1(line 8522) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_#t~ret965#1| 0) [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2022-07-21 09:49:26,464 INFO L899 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2022-07-21 09:49:26,464 INFO L895 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-21 09:49:26,465 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-21 09:49:26,467 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-21 09:49:26,468 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 09:49:26,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 09:49:26 BoogieIcfgContainer [2022-07-21 09:49:26,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 09:49:26,477 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 09:49:26,478 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 09:49:26,478 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 09:49:26,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:49:14" (3/4) ... [2022-07-21 09:49:26,480 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-07-21 09:49:26,484 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-21 09:49:26,493 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2022-07-21 09:49:26,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2022-07-21 09:49:26,495 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-07-21 09:49:26,496 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-21 09:49:26,496 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-21 09:49:26,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-21 09:49:26,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 09:49:26,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 09:49:26,792 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 09:49:26,792 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 09:49:26,792 INFO L158 Benchmark]: Toolchain (without parser) took 16102.47ms. Allocated memory was 52.4MB in the beginning and 239.1MB in the end (delta: 186.6MB). Free memory was 31.2MB in the beginning and 63.2MB in the end (delta: -32.1MB). Peak memory consumption was 154.2MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,793 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 09:49:26,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1736.09ms. Allocated memory was 52.4MB in the beginning and 92.3MB in the end (delta: 39.8MB). Free memory was 31.0MB in the beginning and 41.8MB in the end (delta: -10.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.63ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 31.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,793 INFO L158 Benchmark]: Boogie Preprocessor took 57.59ms. Allocated memory is still 92.3MB. Free memory was 31.7MB in the beginning and 43.6MB in the end (delta: -11.9MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,793 INFO L158 Benchmark]: RCFGBuilder took 1537.94ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 43.6MB in the beginning and 121.2MB in the end (delta: -77.6MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,793 INFO L158 Benchmark]: TraceAbstraction took 12260.82ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 120.1MB in the beginning and 188.0MB in the end (delta: -67.9MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,794 INFO L158 Benchmark]: Witness Printer took 314.38ms. Allocated memory is still 239.1MB. Free memory was 188.0MB in the beginning and 63.2MB in the end (delta: 124.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2022-07-21 09:49:26,795 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1736.09ms. Allocated memory was 52.4MB in the beginning and 92.3MB in the end (delta: 39.8MB). Free memory was 31.0MB in the beginning and 41.8MB in the end (delta: -10.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.63ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 31.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.59ms. Allocated memory is still 92.3MB. Free memory was 31.7MB in the beginning and 43.6MB in the end (delta: -11.9MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1537.94ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 43.6MB in the beginning and 121.2MB in the end (delta: -77.6MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. * TraceAbstraction took 12260.82ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 120.1MB in the beginning and 188.0MB in the end (delta: -67.9MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. * Witness Printer took 314.38ms. Allocated memory is still 239.1MB. Free memory was 188.0MB in the beginning and 63.2MB in the end (delta: 124.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.2s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 623 SdHoareTripleChecker+Valid, 7.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 3703 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2663 mSDsCounter, 297 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1741 IncrementalHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 297 mSolverCounterUnsat, 1040 mSDtfsCounter, 1741 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 592 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 189 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 83 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 428 HoareAnnotationTreeSize, 493 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 83 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 800 NumberOfCodeBlocks, 800 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 904 ConstructedInterpolants, 0 QuantifiedInterpolants, 1654 SizeOfPredicates, 6 NumberOfNonLiveVariables, 7097 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 684/704 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: 1 < queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8265]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-21 09:49:26,827 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