./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 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_hash_callback_string_destroy_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 2692b3ee2701a3239b17d4df5b5ffaa44453c8e185058d6010193c26d43be6df --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 13:21:09,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 13:21:09,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 13:21:09,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 13:21:09,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 13:21:09,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 13:21:09,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 13:21:09,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 13:21:09,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 13:21:09,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 13:21:09,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 13:21:09,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 13:21:09,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 13:21:09,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 13:21:09,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 13:21:09,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 13:21:09,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 13:21:09,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 13:21:09,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 13:21:09,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 13:21:09,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 13:21:09,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 13:21:09,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 13:21:09,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 13:21:09,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 13:21:09,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 13:21:09,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 13:21:09,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 13:21:09,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 13:21:09,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 13:21:09,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 13:21:09,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 13:21:09,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 13:21:09,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 13:21:09,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 13:21:09,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 13:21:09,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 13:21:09,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 13:21:09,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 13:21:09,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 13:21:09,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 13:21:09,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 13:21:09,530 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 13:21:09,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 13:21:09,538 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 13:21:09,538 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 13:21:09,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 13:21:09,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 13:21:09,540 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 13:21:09,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 13:21:09,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 13:21:09,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 13:21:09,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 13:21:09,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 13:21:09,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 13:21:09,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 13:21:09,549 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 13:21:09,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 13:21:09,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 13:21:09,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 13:21:09,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 13:21:09,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 13:21:09,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 13:21:09,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 13:21:09,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 13:21:09,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 13:21:09,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 13:21:09,551 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 13:21:09,551 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 13:21:09,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 13:21:09,552 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 13:21:09,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2692b3ee2701a3239b17d4df5b5ffaa44453c8e185058d6010193c26d43be6df [2021-11-02 13:21:09,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 13:21:09,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 13:21:09,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 13:21:09,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 13:21:09,838 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 13:21:09,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i [2021-11-02 13:21:09,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0de826d4/18858c25d8594a41a6c7662191759212/FLAG610c3f3be [2021-11-02 13:21:10,683 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 13:21:10,685 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i [2021-11-02 13:21:10,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0de826d4/18858c25d8594a41a6c7662191759212/FLAG610c3f3be [2021-11-02 13:21:10,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0de826d4/18858c25d8594a41a6c7662191759212 [2021-11-02 13:21:10,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 13:21:10,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 13:21:10,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 13:21:10,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 13:21:10,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 13:21:10,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 01:21:10" (1/1) ... [2021-11-02 13:21:10,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eabba24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:10, skipping insertion in model container [2021-11-02 13:21:10,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 01:21:10" (1/1) ... [2021-11-02 13:21:10,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 13:21:11,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 13:21:11,327 WARN L228 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_hash_callback_string_destroy_harness.i[4506,4519] [2021-11-02 13:21:11,340 WARN L228 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_hash_callback_string_destroy_harness.i[4566,4579] [2021-11-02 13:21:11,376 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-02 13:21:11,390 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-02 13:21:12,381 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,382 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,383 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,384 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,384 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,400 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,401 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,404 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,409 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,411 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,412 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,413 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:12,414 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,146 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-02 13:21:13,147 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-02 13:21:13,148 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-02 13:21:13,149 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-02 13:21:13,150 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-02 13:21:13,150 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-02 13:21:13,151 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-02 13:21:13,152 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-02 13:21:13,152 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-02 13:21:13,153 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-02 13:21:13,305 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-02 13:21:13,588 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,589 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,620 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,622 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,631 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,632 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,653 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,657 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,658 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,658 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,658 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,659 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 13:21:13,762 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 13:21:13,784 WARN L228 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_hash_callback_string_destroy_harness.i[4506,4519] [2021-11-02 13:21:13,785 WARN L228 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_hash_callback_string_destroy_harness.i[4566,4579] [2021-11-02 13:21:13,786 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-02 13:21:13,792 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-02 13:21:13,828 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,829 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,829 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,830 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,830 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,835 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,836 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,836 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,837 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,837 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,838 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,838 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,838 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:13,871 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-02 13:21:13,872 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-02 13:21:13,873 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-02 13:21:13,873 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-02 13:21:13,874 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-02 13:21:13,874 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-02 13:21:13,875 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-02 13:21:13,875 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-02 13:21:13,875 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-02 13:21:13,876 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-02 13:21:13,918 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-02 13:21:14,010 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,010 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,019 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,043 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,044 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,044 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,045 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,045 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,046 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,046 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 13:21:14,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 13:21:14,285 INFO L208 MainTranslator]: Completed translation [2021-11-02 13:21:14,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14 WrapperNode [2021-11-02 13:21:14,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 13:21:14,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 13:21:14,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 13:21:14,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 13:21:14,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 13:21:14,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 13:21:14,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 13:21:14,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 13:21:14,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 13:21:14,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 13:21:14,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 13:21:14,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 13:21:14,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (1/1) ... [2021-11-02 13:21:14,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 13:21:14,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 13:21:14,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 13:21:14,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 13:21:14,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 13:21:14,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 13:21:14,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 13:21:14,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 13:21:14,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 13:21:14,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 13:21:14,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 13:21:14,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 13:21:14,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 13:21:14,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 13:21:14,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 13:21:19,525 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 13:21:19,526 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-02 13:21:19,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 01:21:19 BoogieIcfgContainer [2021-11-02 13:21:19,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 13:21:19,530 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 13:21:19,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 13:21:19,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 13:21:19,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 01:21:10" (1/3) ... [2021-11-02 13:21:19,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cc5f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 01:21:19, skipping insertion in model container [2021-11-02 13:21:19,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 01:21:14" (2/3) ... [2021-11-02 13:21:19,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cc5f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 01:21:19, skipping insertion in model container [2021-11-02 13:21:19,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 01:21:19" (3/3) ... [2021-11-02 13:21:19,539 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_destroy_harness.i [2021-11-02 13:21:19,548 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 13:21:19,548 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-02 13:21:19,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cc5f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 01:21:19, skipping insertion in model container [2021-11-02 13:21:19,551 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 13:21:19,552 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 13:21:19,552 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 13:21:19,552 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 13:21:19,553 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 01:21:19" (3/3) ... [2021-11-02 13:21:19,556 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 13:21:19,577 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-11-02 13:21:19,579 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2021-11-02 13:21:19,580 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-02 13:21:19,580 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-02 13:21:19,581 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-02 13:21:19,581 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-02 13:21:19,583 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 13:21:19,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 13:21:20,147 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-02 13:21:20,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 13:21:20,149 INFO L158 Benchmark]: Toolchain (without parser) took 9217.80ms. Allocated memory was 86.0MB in the beginning and 337.6MB in the end (delta: 251.7MB). Free memory was 53.0MB in the beginning and 195.4MB in the end (delta: -142.4MB). Peak memory consumption was 241.5MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,150 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory was 60.7MB in the beginning and 60.6MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-02 13:21:20,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3354.40ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 52.8MB in the beginning and 51.6MB in the end (delta: 1.2MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.97ms. Allocated memory is still 132.1MB. Free memory was 51.6MB in the beginning and 73.5MB in the end (delta: -21.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,150 INFO L158 Benchmark]: Boogie Preprocessor took 55.19ms. Allocated memory is still 132.1MB. Free memory was 73.5MB in the beginning and 67.2MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,151 INFO L158 Benchmark]: RCFGBuilder took 5030.31ms. Allocated memory was 132.1MB in the beginning and 281.0MB in the end (delta: 148.9MB). Free memory was 67.2MB in the beginning and 170.0MB in the end (delta: -102.8MB). Peak memory consumption was 164.9MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,151 INFO L158 Benchmark]: TraceAbstraction took 20.75ms. Allocated memory is still 281.0MB. Free memory was 170.0MB in the beginning and 169.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,152 INFO L158 Benchmark]: Witness Printer took 595.74ms. Allocated memory was 281.0MB in the beginning and 337.6MB in the end (delta: 56.6MB). Free memory was 169.0MB in the beginning and 195.4MB in the end (delta: -26.5MB). Peak memory consumption was 162.3MB. Max. memory is 16.1GB. [2021-11-02 13:21:20,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory was 60.7MB in the beginning and 60.6MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3354.40ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 52.8MB in the beginning and 51.6MB in the end (delta: 1.2MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.97ms. Allocated memory is still 132.1MB. Free memory was 51.6MB in the beginning and 73.5MB in the end (delta: -21.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.19ms. Allocated memory is still 132.1MB. Free memory was 73.5MB in the beginning and 67.2MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5030.31ms. Allocated memory was 132.1MB in the beginning and 281.0MB in the end (delta: 148.9MB). Free memory was 67.2MB in the beginning and 170.0MB in the end (delta: -102.8MB). Peak memory consumption was 164.9MB. Max. memory is 16.1GB. * TraceAbstraction took 20.75ms. Allocated memory is still 281.0MB. Free memory was 170.0MB in the beginning and 169.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 595.74ms. Allocated memory was 281.0MB in the beginning and 337.6MB in the end (delta: 56.6MB). Free memory was 169.0MB in the beginning and 195.4MB in the end (delta: -26.5MB). Peak memory consumption was 162.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-02 13:21:20,190 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