./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 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_byte_cursor_from_string_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 c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-22 19:48:47,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 19:48:47,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 19:48:47,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 19:48:47,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 19:48:47,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 19:48:47,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 19:48:47,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 19:48:47,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 19:48:47,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 19:48:47,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 19:48:47,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 19:48:47,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 19:48:47,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 19:48:47,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 19:48:47,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 19:48:47,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 19:48:47,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 19:48:47,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 19:48:47,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 19:48:47,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 19:48:47,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 19:48:47,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 19:48:47,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 19:48:47,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 19:48:47,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 19:48:47,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 19:48:47,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 19:48:47,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 19:48:47,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 19:48:47,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 19:48:47,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 19:48:47,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 19:48:47,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 19:48:47,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 19:48:47,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 19:48:47,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 19:48:47,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 19:48:47,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 19:48:47,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 19:48:47,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 19:48:47,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-22 19:48:47,692 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 19:48:47,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 19:48:47,693 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 19:48:47,693 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 19:48:47,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 19:48:47,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 19:48:47,694 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 19:48:47,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 19:48:47,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 19:48:47,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 19:48:47,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 19:48:47,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 19:48:47,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 19:48:47,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 19:48:47,696 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 19:48:47,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 19:48:47,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 19:48:47,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 19:48:47,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 19:48:47,697 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 19:48:47,698 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 19:48:47,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 19:48:47,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 19:48:47,698 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-22 19:48:47,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 19:48:47,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 19:48:47,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 19:48:47,885 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 19:48:47,885 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 19:48:47,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-22 19:48:47,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f5a8c68/d793facba8c04cdb84ee05226823879c/FLAGccbb612fe [2021-11-22 19:48:48,567 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 19:48:48,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-22 19:48:48,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f5a8c68/d793facba8c04cdb84ee05226823879c/FLAGccbb612fe [2021-11-22 19:48:48,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f5a8c68/d793facba8c04cdb84ee05226823879c [2021-11-22 19:48:48,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 19:48:48,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 19:48:48,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 19:48:48,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 19:48:48,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 19:48:48,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 07:48:48" (1/1) ... [2021-11-22 19:48:48,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403dfc93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:48, skipping insertion in model container [2021-11-22 19:48:48,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 07:48:48" (1/1) ... [2021-11-22 19:48:48,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 19:48:48,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 19:48:48,951 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_byte_cursor_from_string_harness.i[4501,4514] [2021-11-22 19:48:48,955 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_byte_cursor_from_string_harness.i[4561,4574] [2021-11-22 19:48:49,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,444 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,640 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-22 19:48:49,641 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-22 19:48:49,642 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-22 19:48:49,642 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-22 19:48:49,643 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-22 19:48:49,643 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-22 19:48:49,644 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-22 19:48:49,644 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-22 19:48:49,645 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-22 19:48:49,645 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-22 19:48:49,729 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-22 19:48:49,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 19:48:49,922 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 19:48:49,939 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_byte_cursor_from_string_harness.i[4501,4514] [2021-11-22 19:48:49,941 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_byte_cursor_from_string_harness.i[4561,4574] [2021-11-22 19:48:49,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,977 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,977 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,978 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,978 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,982 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,983 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,983 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:49,984 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:50,010 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-22 19:48:50,010 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-22 19:48:50,011 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-22 19:48:50,011 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-22 19:48:50,012 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-22 19:48:50,012 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-22 19:48:50,013 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-22 19:48:50,013 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-22 19:48:50,013 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-22 19:48:50,014 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-22 19:48:50,027 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-22 19:48:50,074 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:50,074 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-22 19:48:50,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 19:48:50,293 INFO L208 MainTranslator]: Completed translation [2021-11-22 19:48:50,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50 WrapperNode [2021-11-22 19:48:50,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 19:48:50,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 19:48:50,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 19:48:50,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 19:48:50,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,451 INFO L137 Inliner]: procedures = 693, calls = 2785, calls flagged for inlining = 1053, calls inlined = 32, statements flattened = 1019 [2021-11-22 19:48:50,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 19:48:50,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 19:48:50,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 19:48:50,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 19:48:50,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 19:48:50,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 19:48:50,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 19:48:50,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 19:48:50,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (1/1) ... [2021-11-22 19:48:50,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 19:48:50,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 19:48:50,581 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) [2021-11-22 19:48:50,599 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 [2021-11-22 19:48:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 19:48:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 19:48:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 19:48:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 19:48:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 19:48:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 19:48:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 19:48:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 19:48:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 19:48:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 19:48:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 19:48:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 19:48:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 19:48:50,828 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 19:48:50,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 19:48:51,630 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 19:48:51,634 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 19:48:51,635 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 19:48:51,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 07:48:51 BoogieIcfgContainer [2021-11-22 19:48:51,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 19:48:51,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 19:48:51,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 19:48:51,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 19:48:51,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 07:48:48" (1/3) ... [2021-11-22 19:48:51,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bfa7781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 07:48:51, skipping insertion in model container [2021-11-22 19:48:51,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:48:50" (2/3) ... [2021-11-22 19:48:51,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bfa7781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 07:48:51, skipping insertion in model container [2021-11-22 19:48:51,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 07:48:51" (3/3) ... [2021-11-22 19:48:51,641 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_string_harness.i [2021-11-22 19:48:51,644 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 19:48:51,645 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-22 19:48:51,699 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 19:48:51,702 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 19:48:51,703 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-22 19:48:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 89 states have (on average 1.4269662921348314) internal successors, (127), 96 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:51,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 19:48:51,716 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 19:48:51,717 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 19:48:51,717 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-22 19:48:51,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 19:48:51,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1013887435, now seen corresponding path program 1 times [2021-11-22 19:48:51,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 19:48:51,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809526074] [2021-11-22 19:48:51,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 19:48:51,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 19:48:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 19:48:52,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 19:48:52,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 19:48:52,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809526074] [2021-11-22 19:48:52,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809526074] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 19:48:52,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 19:48:52,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 19:48:52,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14772593] [2021-11-22 19:48:52,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 19:48:52,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 19:48:52,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 19:48:52,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 19:48:52,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 19:48:52,072 INFO L87 Difference]: Start difference. First operand has 97 states, 89 states have (on average 1.4269662921348314) internal successors, (127), 96 states have internal predecessors, (127), 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) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 19:48:52,087 INFO L93 Difference]: Finished difference Result 190 states and 249 transitions. [2021-11-22 19:48:52,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 19:48:52,089 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) Word has length 35 [2021-11-22 19:48:52,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 19:48:52,094 INFO L225 Difference]: With dead ends: 190 [2021-11-22 19:48:52,094 INFO L226 Difference]: Without dead ends: 91 [2021-11-22 19:48:52,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 19:48:52,099 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 19:48:52,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 19:48:52,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-11-22 19:48:52,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2021-11-22 19:48:52,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 84 states have (on average 1.2738095238095237) internal successors, (107), 90 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 107 transitions. [2021-11-22 19:48:52,126 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 107 transitions. Word has length 35 [2021-11-22 19:48:52,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 19:48:52,126 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 107 transitions. [2021-11-22 19:48:52,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2021-11-22 19:48:52,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 19:48:52,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 19:48:52,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 19:48:52,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 19:48:52,130 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-22 19:48:52,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 19:48:52,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1082279499, now seen corresponding path program 1 times [2021-11-22 19:48:52,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 19:48:52,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261112483] [2021-11-22 19:48:52,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 19:48:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 19:48:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 19:48:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 19:48:52,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 19:48:52,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261112483] [2021-11-22 19:48:52,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261112483] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 19:48:52,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 19:48:52,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 19:48:52,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722194399] [2021-11-22 19:48:52,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 19:48:52,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 19:48:52,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 19:48:52,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 19:48:52,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 19:48:52,270 INFO L87 Difference]: Start difference. First operand 91 states and 107 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 19:48:52,299 INFO L93 Difference]: Finished difference Result 142 states and 164 transitions. [2021-11-22 19:48:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 19:48:52,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) Word has length 35 [2021-11-22 19:48:52,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 19:48:52,302 INFO L225 Difference]: With dead ends: 142 [2021-11-22 19:48:52,302 INFO L226 Difference]: Without dead ends: 91 [2021-11-22 19:48:52,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 19:48:52,305 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 23 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 19:48:52,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 180 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 19:48:52,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-11-22 19:48:52,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2021-11-22 19:48:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 84 states have (on average 1.2619047619047619) internal successors, (106), 90 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2021-11-22 19:48:52,315 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 35 [2021-11-22 19:48:52,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 19:48:52,316 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2021-11-22 19:48:52,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2021-11-22 19:48:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 19:48:52,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 19:48:52,317 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 19:48:52,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 19:48:52,318 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-22 19:48:52,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 19:48:52,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1002728890, now seen corresponding path program 1 times [2021-11-22 19:48:52,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 19:48:52,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966442146] [2021-11-22 19:48:52,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 19:48:52,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 19:48:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 19:48:52,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 19:48:52,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 19:48:52,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966442146] [2021-11-22 19:48:52,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966442146] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 19:48:52,558 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 19:48:52,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 19:48:52,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532984814] [2021-11-22 19:48:52,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 19:48:52,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 19:48:52,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 19:48:52,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 19:48:52,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 19:48:52,559 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 19:48:52,639 INFO L93 Difference]: Finished difference Result 135 states and 151 transitions. [2021-11-22 19:48:52,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 19:48:52,639 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 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) Word has length 37 [2021-11-22 19:48:52,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 19:48:52,640 INFO L225 Difference]: With dead ends: 135 [2021-11-22 19:48:52,641 INFO L226 Difference]: Without dead ends: 131 [2021-11-22 19:48:52,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-22 19:48:52,641 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 70 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 19:48:52,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 507 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 19:48:52,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-22 19:48:52,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2021-11-22 19:48:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 92 states have (on average 1.2391304347826086) internal successors, (114), 98 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2021-11-22 19:48:52,647 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 37 [2021-11-22 19:48:52,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 19:48:52,648 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2021-11-22 19:48:52,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,648 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2021-11-22 19:48:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 19:48:52,649 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 19:48:52,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 19:48:52,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 19:48:52,649 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-22 19:48:52,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 19:48:52,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1300883710, now seen corresponding path program 1 times [2021-11-22 19:48:52,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 19:48:52,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672548068] [2021-11-22 19:48:52,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 19:48:52,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 19:48:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 19:48:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 19:48:52,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 19:48:52,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672548068] [2021-11-22 19:48:52,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672548068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 19:48:52,841 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 19:48:52,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 19:48:52,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762025175] [2021-11-22 19:48:52,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 19:48:52,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 19:48:52,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 19:48:52,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 19:48:52,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 19:48:52,843 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 19:48:52,873 INFO L93 Difference]: Finished difference Result 99 states and 114 transitions. [2021-11-22 19:48:52,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 19:48:52,873 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) Word has length 41 [2021-11-22 19:48:52,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 19:48:52,873 INFO L225 Difference]: With dead ends: 99 [2021-11-22 19:48:52,873 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 19:48:52,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-22 19:48:52,874 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 19:48:52,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 4 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 19:48:52,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 19:48:52,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 19:48:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 19:48:52,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-11-22 19:48:52,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 19:48:52,876 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 19:48:52,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 19:48:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 19:48:52,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 19:48:52,878 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-22 19:48:52,879 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-22 19:48:52,879 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2021-11-22 19:48:52,879 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2021-11-22 19:48:52,879 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2021-11-22 19:48:52,879 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2021-11-22 19:48:52,879 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-22 19:48:52,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 19:48:52,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 19:48:52,897 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,898 INFO L854 garLoopResultBuilder]: At program point L6890(lines 6889 6891) the Hoare annotation is: false [2021-11-22 19:48:52,898 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 19:48:52,898 INFO L858 garLoopResultBuilder]: For program point L7370(lines 7370 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,898 INFO L858 garLoopResultBuilder]: For program point L7370-4(lines 7370 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,898 INFO L854 garLoopResultBuilder]: At program point L7370-3(lines 7368 7372) the Hoare annotation is: false [2021-11-22 19:48:52,899 INFO L858 garLoopResultBuilder]: For program point L7370-2(lines 7370 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,899 INFO L854 garLoopResultBuilder]: At program point L7370-7(lines 7368 7372) the Hoare annotation is: false [2021-11-22 19:48:52,899 INFO L858 garLoopResultBuilder]: For program point L7370-6(lines 7370 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,899 INFO L858 garLoopResultBuilder]: For program point L7371(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,899 INFO L854 garLoopResultBuilder]: At program point L9518(lines 9516 9519) the Hoare annotation is: false [2021-11-22 19:48:52,899 INFO L858 garLoopResultBuilder]: For program point L7371-5(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,899 INFO L858 garLoopResultBuilder]: For program point L7371-4(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,899 INFO L858 garLoopResultBuilder]: For program point L7371-2(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L7371-8(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L7371-6(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L7371-12(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L7371-11(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L7371-10(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L6810(lines 6810 6811) no Hoare annotation was computed. [2021-11-22 19:48:52,900 INFO L858 garLoopResultBuilder]: For program point L7371-17(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L7371-16(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L7371-14(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L7371-20(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L6810-2(lines 6810 6811) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L7371-18(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L7371-23(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L7371-22(line 7371) no Hoare annotation was computed. [2021-11-22 19:48:52,901 INFO L858 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L9537(lines 9537 9545) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L222-6(lines 222 224) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 19:48:52,902 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,903 INFO L858 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L858 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L858 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L858 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L858 garLoopResultBuilder]: For program point L223-18(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L858 garLoopResultBuilder]: For program point L223-19(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,904 INFO L854 garLoopResultBuilder]: At program point L6815(lines 6806 6816) the Hoare annotation is: false [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-11-22 19:48:52,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L858 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-11-22 19:48:52,906 INFO L854 garLoopResultBuilder]: At program point L6256-6(lines 6252 6257) the Hoare annotation is: false [2021-11-22 19:48:52,907 INFO L858 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,907 INFO L858 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-11-22 19:48:52,907 INFO L858 garLoopResultBuilder]: For program point L6256-9(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,907 INFO L858 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-11-22 19:48:52,907 INFO L858 garLoopResultBuilder]: For program point L6256-10(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,907 INFO L858 garLoopResultBuilder]: For program point L6256-7(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,907 INFO L854 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: false [2021-11-22 19:48:52,907 INFO L854 garLoopResultBuilder]: At program point L6256-13(lines 6252 6257) the Hoare annotation is: false [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point L6256-14(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point L6256-12(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point L6256-17(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point L6256-16(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point L6256-19(line 6256) no Hoare annotation was computed. [2021-11-22 19:48:52,908 INFO L854 garLoopResultBuilder]: At program point L6256-20(lines 6252 6257) the Hoare annotation is: false [2021-11-22 19:48:52,908 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,909 INFO L854 garLoopResultBuilder]: At program point L6803(lines 6800 6804) the Hoare annotation is: false [2021-11-22 19:48:52,909 INFO L854 garLoopResultBuilder]: At program point L6886(lines 6882 6887) the Hoare annotation is: false [2021-11-22 19:48:52,909 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 19:48:52,909 INFO L858 garLoopResultBuilder]: For program point L7101(lines 7101 7111) no Hoare annotation was computed. [2021-11-22 19:48:52,909 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-22 19:48:52,909 INFO L854 garLoopResultBuilder]: At program point L8241(lines 8235 8242) the Hoare annotation is: false [2021-11-22 19:48:52,909 INFO L861 garLoopResultBuilder]: At program point L9546(line 9546) the Hoare annotation is: true [2021-11-22 19:48:52,910 INFO L854 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (= 16 |ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size#1|) [2021-11-22 19:48:52,910 INFO L854 garLoopResultBuilder]: At program point L266-1(line 266) the Hoare annotation is: false [2021-11-22 19:48:52,910 INFO L854 garLoopResultBuilder]: At program point L6245(lines 6242 6246) the Hoare annotation is: false [2021-11-22 19:48:52,912 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-22 19:48:52,913 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 19:48:52,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 07:48:52 BoogieIcfgContainer [2021-11-22 19:48:52,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 19:48:52,921 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 19:48:52,921 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 19:48:52,921 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 19:48:52,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 07:48:51" (3/4) ... [2021-11-22 19:48:52,924 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 19:48:52,940 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2021-11-22 19:48:52,941 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-11-22 19:48:52,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-22 19:48:52,944 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-22 19:48:52,945 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-22 19:48:52,946 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-22 19:48:52,947 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 19:48:52,948 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 19:48:53,591 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-22 19:48:53,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 19:48:53,592 INFO L158 Benchmark]: Toolchain (without parser) took 4894.94ms. Allocated memory was 134.2MB in the beginning and 331.4MB in the end (delta: 197.1MB). Free memory was 96.0MB in the beginning and 250.7MB in the end (delta: -154.7MB). Peak memory consumption was 186.8MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,592 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory was 46.0MB in the beginning and 45.9MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 19:48:53,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1594.36ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 96.0MB in the beginning and 101.6MB in the end (delta: -5.6MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.63ms. Allocated memory is still 161.5MB. Free memory was 101.6MB in the beginning and 89.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,593 INFO L158 Benchmark]: Boogie Preprocessor took 61.97ms. Allocated memory is still 161.5MB. Free memory was 89.0MB in the beginning and 81.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,593 INFO L158 Benchmark]: RCFGBuilder took 1114.11ms. Allocated memory is still 161.5MB. Free memory was 81.7MB in the beginning and 48.1MB in the end (delta: 33.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,593 INFO L158 Benchmark]: TraceAbstraction took 1283.83ms. Allocated memory was 161.5MB in the beginning and 228.6MB in the end (delta: 67.1MB). Free memory was 47.1MB in the beginning and 62.8MB in the end (delta: -15.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,594 INFO L158 Benchmark]: Witness Printer took 670.03ms. Allocated memory was 228.6MB in the beginning and 331.4MB in the end (delta: 102.8MB). Free memory was 62.8MB in the beginning and 250.7MB in the end (delta: -187.8MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2021-11-22 19:48:53,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory was 46.0MB in the beginning and 45.9MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1594.36ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 96.0MB in the beginning and 101.6MB in the end (delta: -5.6MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.63ms. Allocated memory is still 161.5MB. Free memory was 101.6MB in the beginning and 89.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.97ms. Allocated memory is still 161.5MB. Free memory was 89.0MB in the beginning and 81.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1114.11ms. Allocated memory is still 161.5MB. Free memory was 81.7MB in the beginning and 48.1MB in the end (delta: 33.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1283.83ms. Allocated memory was 161.5MB in the beginning and 228.6MB in the end (delta: 67.1MB). Free memory was 47.1MB in the beginning and 62.8MB in the end (delta: -15.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 670.03ms. Allocated memory was 228.6MB in the beginning and 331.4MB in the end (delta: 102.8MB). Free memory was 62.8MB in the beginning and 250.7MB in the end (delta: -187.8MB). Peak memory consumption was 61.1MB. 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 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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 1 procedures, 97 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 99 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 99 mSDsluCounter, 805 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 465 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96 IncrementalHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 340 mSDtfsCounter, 96 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 32 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 16 PreInvPairs, 17 NumberOfFragments, 18 HoareAnnotationTreeSize, 16 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 7 specifications checked. All of them hold - InvariantResult [Line: 6806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 16 == max_size - InvariantResult [Line: 9516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-22 19:48:53,624 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