./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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_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 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-16 21:06:25,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 21:06:25,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 21:06:25,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 21:06:25,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 21:06:25,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 21:06:25,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 21:06:25,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 21:06:25,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 21:06:25,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 21:06:25,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 21:06:25,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 21:06:25,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 21:06:25,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 21:06:25,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 21:06:25,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 21:06:25,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 21:06:25,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 21:06:25,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 21:06:25,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 21:06:25,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 21:06:25,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 21:06:25,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 21:06:25,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 21:06:25,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 21:06:25,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 21:06:25,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 21:06:25,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 21:06:25,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 21:06:25,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 21:06:25,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 21:06:25,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 21:06:25,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 21:06:25,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 21:06:25,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 21:06:25,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 21:06:25,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 21:06:25,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 21:06:25,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 21:06:25,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 21:06:25,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 21:06:25,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 21:06:25,588 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 21:06:25,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 21:06:25,589 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 21:06:25,589 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 21:06:25,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 21:06:25,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 21:06:25,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 21:06:25,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 21:06:25,591 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 21:06:25,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 21:06:25,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 21:06:25,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 21:06:25,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 21:06:25,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 21:06:25,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 21:06:25,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:06:25,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 21:06:25,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 21:06:25,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 21:06:25,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 21:06:25,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 21:06:25,594 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 21:06:25,594 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 21:06:25,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 21:06:25,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 21:06:25,594 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 [2021-11-16 21:06:25,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 21:06:25,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 21:06:25,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 21:06:25,798 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 21:06:25,799 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 21:06:25,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2021-11-16 21:06:25,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e94e7ae/d3c902330b1040558028319272ea0d14/FLAG8d52b97f3 [2021-11-16 21:06:26,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 21:06:26,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2021-11-16 21:06:26,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e94e7ae/d3c902330b1040558028319272ea0d14/FLAG8d52b97f3 [2021-11-16 21:06:26,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e94e7ae/d3c902330b1040558028319272ea0d14 [2021-11-16 21:06:26,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 21:06:26,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 21:06:26,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 21:06:26,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 21:06:26,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 21:06:26,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:06:26" (1/1) ... [2021-11-16 21:06:26,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7136a2a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:26, skipping insertion in model container [2021-11-16 21:06:26,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:06:26" (1/1) ... [2021-11-16 21:06:26,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 21:06:26,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 21:06:27,112 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_hash_string_harness.i[4489,4502] [2021-11-16 21:06:27,118 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_hash_string_harness.i[4549,4562] [2021-11-16 21:06:27,137 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-16 21:06:27,141 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-16 21:06:27,674 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,674 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,676 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,676 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,677 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,695 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,696 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,697 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,697 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,698 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,698 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,699 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,699 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:27,964 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-16 21:06:27,965 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-16 21:06:27,966 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-16 21:06:27,966 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-16 21:06:27,967 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-16 21:06:27,967 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-16 21:06:27,968 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-16 21:06:27,968 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-16 21:06:27,968 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-16 21:06:27,969 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-16 21:06:28,060 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-16 21:06:28,256 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,258 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,280 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,281 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,284 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,284 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,300 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,301 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,301 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,301 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,301 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,302 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,302 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,339 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:06:28,366 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 21:06:28,381 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_hash_string_harness.i[4489,4502] [2021-11-16 21:06:28,382 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_hash_string_harness.i[4549,4562] [2021-11-16 21:06:28,387 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-16 21:06:28,388 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-16 21:06:28,481 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,482 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,482 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,482 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,483 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,486 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,487 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,487 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,487 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,488 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,488 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,488 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,489 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,508 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-16 21:06:28,509 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-16 21:06:28,509 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-16 21:06:28,509 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-16 21:06:28,510 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-16 21:06:28,510 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-16 21:06:28,511 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-16 21:06:28,511 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-16 21:06:28,511 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-16 21:06:28,512 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-16 21:06:28,522 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-16 21:06:28,583 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,584 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,595 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,596 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,597 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,598 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,603 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,603 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,603 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,604 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,604 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,604 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,604 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-16 21:06:28,618 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:06:28,774 INFO L208 MainTranslator]: Completed translation [2021-11-16 21:06:28,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28 WrapperNode [2021-11-16 21:06:28,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 21:06:28,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 21:06:28,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 21:06:28,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 21:06:28,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,892 INFO L137 Inliner]: procedures = 776, calls = 2485, calls flagged for inlining = 67, calls inlined = 5, statements flattened = 524 [2021-11-16 21:06:28,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 21:06:28,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 21:06:28,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 21:06:28,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 21:06:28,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 21:06:28,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 21:06:28,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 21:06:28,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 21:06:28,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (1/1) ... [2021-11-16 21:06:28,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:06:28,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:06:28,990 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) [2021-11-16 21:06:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-11-16 21:06:29,022 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-11-16 21:06:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2021-11-16 21:06:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2021-11-16 21:06:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-16 21:06:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-16 21:06:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 21:06:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-16 21:06:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-16 21:06:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 21:06:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 21:06:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 21:06:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 21:06:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 21:06:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-16 21:06:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-16 21:06:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2021-11-16 21:06:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2021-11-16 21:06:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 21:06:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2021-11-16 21:06:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2021-11-16 21:06:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-16 21:06:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-16 21:06:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 21:06:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 21:06:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-16 21:06:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-16 21:06:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 21:06:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-16 21:06:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-16 21:06:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 21:06:29,004 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 [2021-11-16 21:06:29,304 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 21:06:29,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 21:06:29,906 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2021-11-16 21:06:29,915 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 21:06:29,921 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 21:06:29,921 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-16 21:06:29,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:06:29 BoogieIcfgContainer [2021-11-16 21:06:29,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 21:06:29,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 21:06:29,926 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 21:06:29,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 21:06:29,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:06:26" (1/3) ... [2021-11-16 21:06:29,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@163d8a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:06:29, skipping insertion in model container [2021-11-16 21:06:29,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:06:28" (2/3) ... [2021-11-16 21:06:29,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@163d8a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:06:29, skipping insertion in model container [2021-11-16 21:06:29,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:06:29" (3/3) ... [2021-11-16 21:06:29,932 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2021-11-16 21:06:29,939 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 21:06:29,939 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 21:06:29,971 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 21:06:29,975 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 [2021-11-16 21:06:29,975 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 21:06:29,987 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-11-16 21:06:29,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-16 21:06:29,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:06:29,993 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:06:29,993 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:06:29,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:06:29,997 INFO L85 PathProgramCache]: Analyzing trace with hash 412073855, now seen corresponding path program 1 times [2021-11-16 21:06:30,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:06:30,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255600288] [2021-11-16 21:06:30,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:06:30,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:06:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:06:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:06:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-16 21:06:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-16 21:06:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:06:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:06:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-16 21:06:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-16 21:06:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-16 21:06:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:06:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-16 21:06:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-16 21:06:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-16 21:06:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-16 21:06:30,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:06:30,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255600288] [2021-11-16 21:06:30,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255600288] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:06:30,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:06:30,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 21:06:30,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475781356] [2021-11-16 21:06:30,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:06:30,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:06:30,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:06:30,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:06:30,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-16 21:06:30,547 INFO L87 Difference]: Start difference. First operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-16 21:06:30,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:06:30,754 INFO L93 Difference]: Finished difference Result 277 states and 402 transitions. [2021-11-16 21:06:30,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 21:06:30,756 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2021-11-16 21:06:30,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:06:30,764 INFO L225 Difference]: With dead ends: 277 [2021-11-16 21:06:30,764 INFO L226 Difference]: Without dead ends: 135 [2021-11-16 21:06:30,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-16 21:06:30,769 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 29 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:06:30,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 409 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:06:30,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-11-16 21:06:30,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2021-11-16 21:06:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 110 states have (on average 1.4454545454545455) internal successors, (159), 110 states have internal predecessors, (159), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-16 21:06:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 188 transitions. [2021-11-16 21:06:30,801 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 188 transitions. Word has length 93 [2021-11-16 21:06:30,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:06:30,802 INFO L470 AbstractCegarLoop]: Abstraction has 135 states and 188 transitions. [2021-11-16 21:06:30,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-16 21:06:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2021-11-16 21:06:30,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-16 21:06:30,805 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:06:30,805 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:06:30,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-16 21:06:30,805 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:06:30,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:06:30,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1080401153, now seen corresponding path program 1 times [2021-11-16 21:06:30,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:06:30,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901589192] [2021-11-16 21:06:30,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:06:30,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:06:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 21:06:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:06:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-16 21:06:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-16 21:06:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:06:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-16 21:06:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-16 21:06:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-16 21:06:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-16 21:06:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:06:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-16 21:06:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-16 21:06:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-16 21:06:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,455 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-16 21:06:31,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:06:31,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901589192] [2021-11-16 21:06:31,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901589192] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:06:31,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724584091] [2021-11-16 21:06:31,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:06:31,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:06:31,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:06:31,470 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-16 21:06:31,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-16 21:06:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:06:31,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 139 conjunts are in the unsatisfiable core [2021-11-16 21:06:31,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:06:32,075 INFO L354 Elim1Store]: treesize reduction 27, result has 41.3 percent of original size [2021-11-16 21:06:32,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 38 [2021-11-16 21:06:32,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-16 21:06:32,131 INFO L354 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2021-11-16 21:06:32,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 32 [2021-11-16 21:06:36,766 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-11-16 21:06:36,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 113 treesize of output 71 [2021-11-16 21:06:51,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-16 21:06:52,078 INFO L354 Elim1Store]: treesize reduction 623, result has 9.7 percent of original size [2021-11-16 21:06:52,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 17 case distinctions, treesize of input 198 treesize of output 163 [2021-11-16 21:06:52,859 INFO L354 Elim1Store]: treesize reduction 100, result has 1.0 percent of original size [2021-11-16 21:06:52,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 166 treesize of output 91 [2021-11-16 21:06:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-16 21:06:53,011 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:06:57,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724584091] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:06:57,606 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-16 21:06:57,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 37] total 48 [2021-11-16 21:06:57,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598571054] [2021-11-16 21:06:57,606 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-16 21:06:57,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-11-16 21:06:57,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:06:57,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-11-16 21:06:57,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=2923, Unknown=1, NotChecked=0, Total=3080 [2021-11-16 21:06:57,609 INFO L87 Difference]: Start difference. First operand 135 states and 188 transitions. Second operand has 48 states, 41 states have (on average 2.3902439024390243) internal successors, (98), 35 states have internal predecessors, (98), 14 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) [2021-11-16 21:06:58,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:06:58,588 INFO L93 Difference]: Finished difference Result 139 states and 191 transitions. [2021-11-16 21:06:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-16 21:06:58,595 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 41 states have (on average 2.3902439024390243) internal successors, (98), 35 states have internal predecessors, (98), 14 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) Word has length 93 [2021-11-16 21:06:58,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:06:58,595 INFO L225 Difference]: With dead ends: 139 [2021-11-16 21:06:58,595 INFO L226 Difference]: Without dead ends: 0 [2021-11-16 21:06:58,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 83 SyntacticMatches, 5 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 20.8s TimeCoverageRelationStatistics Valid=248, Invalid=4307, Unknown=1, NotChecked=0, Total=4556 [2021-11-16 21:06:58,598 INFO L933 BasicCegarLoop]: 25 mSDtfsCounter, 51 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 352 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-16 21:06:58,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 345 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 426 Invalid, 0 Unknown, 352 Unchecked, 0.4s Time] [2021-11-16 21:06:58,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-16 21:06:58,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-16 21:06:58,599 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) [2021-11-16 21:06:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-16 21:06:58,599 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2021-11-16 21:06:58,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:06:58,599 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-16 21:06:58,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 41 states have (on average 2.3902439024390243) internal successors, (98), 35 states have internal predecessors, (98), 14 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) [2021-11-16 21:06:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-16 21:06:58,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-16 21:06:58,601 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 21:06:58,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-16 21:06:58,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:06:58,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-16 21:06:58,945 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6861 6865) no Hoare annotation was computed. [2021-11-16 21:06:58,945 INFO L854 garLoopResultBuilder]: At program point L6876(lines 6867 6877) the Hoare annotation is: (and (let ((.cse2 (select |#memory_int| |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base|))) (let ((.cse0 (select .cse2 (+ |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 8)))) (let ((.cse1 (* .cse0 (- 1))) (.cse3 (mod .cse0 18446744073709551616))) (or (= 0 .cse0) (and (< (div (+ 18446744073709551615 .cse1) (- 18446744073709551616)) (+ (div (+ (- 9223372036854775808) .cse0) 18446744073709551616) 1)) (= (select .cse2 (+ |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| (- 18446744073709551600) .cse3)) 0)) (and (<= (div (+ 9223372036854775807 .cse1) (- 18446744073709551616)) (div .cse0 18446744073709551616)) (= (select .cse2 (+ |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 16 .cse3)) 0)))))) (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base| |#StackHeapBarrier|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 0)) [2021-11-16 21:06:58,945 INFO L858 garLoopResultBuilder]: For program point L6871-1(lines 6871 6872) no Hoare annotation was computed. [2021-11-16 21:06:58,945 INFO L854 garLoopResultBuilder]: At program point L6871(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2021-11-16 21:06:58,945 INFO L858 garLoopResultBuilder]: For program point L6871-5(lines 6871 6872) no Hoare annotation was computed. [2021-11-16 21:06:58,945 INFO L858 garLoopResultBuilder]: For program point L6868-1(line 6868) no Hoare annotation was computed. [2021-11-16 21:06:58,945 INFO L854 garLoopResultBuilder]: At program point ensure_string_is_allocated_bounded_lengthENTRY(lines 6861 6865) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2021-11-16 21:06:58,946 INFO L854 garLoopResultBuilder]: At program point L6868(line 6868) the Hoare annotation is: (let ((.cse1 (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)))) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (or (let ((.cse0 (div |ensure_string_is_allocated_bounded_length_~len~1#1| 18446744073709551616))) (<= (* 18446744073709551616 .cse0) (+ |ensure_string_is_allocated_bounded_length_~len~1#1| (* 18446744073709551616 (div (+ (* |ensure_string_is_allocated_bounded_length_~len~1#1| (- 1)) 31 (* .cse0 18446744073709551616)) 18446744073709551616))))) .cse1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (or .cse1 (<= 0 (+ (* 18446744073709551616 (div (+ 31 (* |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (- 1))) 18446744073709551616)) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|))) (= |old(#valid)| |#valid|))) [2021-11-16 21:06:58,946 INFO L858 garLoopResultBuilder]: For program point L6871-3(line 6871) no Hoare annotation was computed. [2021-11-16 21:06:58,946 INFO L854 garLoopResultBuilder]: At program point L6871-2(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2021-11-16 21:06:58,946 INFO L854 garLoopResultBuilder]: At program point L6862(line 6862) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |old(#valid)| |#valid|)) [2021-11-16 21:06:58,946 INFO L858 garLoopResultBuilder]: For program point L6863-1(line 6863) no Hoare annotation was computed. [2021-11-16 21:06:58,946 INFO L854 garLoopResultBuilder]: At program point L6863(line 6863) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |old(#valid)| |#valid|)) [2021-11-16 21:06:58,946 INFO L858 garLoopResultBuilder]: For program point L6862-1(line 6862) no Hoare annotation was computed. [2021-11-16 21:06:58,946 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6861 6865) no Hoare annotation was computed. [2021-11-16 21:06:58,946 INFO L858 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2021-11-16 21:06:58,946 INFO L854 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: (and (= |bounded_malloc_#in~size| bounded_malloc_~size) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-11-16 21:06:58,946 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-16 21:06:58,947 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-16 21:06:58,947 INFO L861 garLoopResultBuilder]: At program point aws_string_bytesENTRY(lines 6291 6295) the Hoare annotation is: true [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6291 6295) no Hoare annotation was computed. [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6291 6295) no Hoare annotation was computed. [2021-11-16 21:06:58,947 INFO L858 garLoopResultBuilder]: For program point L6293-2(line 6293) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L861 garLoopResultBuilder]: At program point L6293(line 6293) the Hoare annotation is: true [2021-11-16 21:06:58,948 INFO L861 garLoopResultBuilder]: At program point L6293-1(line 6293) the Hoare annotation is: true [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6950 6952) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6950 6952) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6950 6952) the Hoare annotation is: true [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point L6305-2(line 6305) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point L6305-3(line 6305) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point L6305(line 6305) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L861 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6301 6306) the Hoare annotation is: true [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point L6305-5(line 6305) no Hoare annotation was computed. [2021-11-16 21:06:58,948 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6301 6306) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6301 6306) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point L8921(line 8921) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point L8921-2(line 8921) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point L8971(line 8971) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point L8872(line 8872) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point L8922(line 8922) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point hashlittle2FINAL(lines 8838 8977) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L858 garLoopResultBuilder]: For program point L8856-3(lines 8856 8864) no Hoare annotation was computed. [2021-11-16 21:06:58,949 INFO L861 garLoopResultBuilder]: At program point L8856-2(lines 8856 8864) the Hoare annotation is: true [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8873(line 8873) no Hoare annotation was computed. [2021-11-16 21:06:58,950 INFO L861 garLoopResultBuilder]: At program point L8956(lines 8956 8972) the Hoare annotation is: true [2021-11-16 21:06:58,950 INFO L861 garLoopResultBuilder]: At program point L8890-2(lines 8890 8898) the Hoare annotation is: true [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8890-3(lines 8890 8898) no Hoare annotation was computed. [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8874(line 8874) no Hoare annotation was computed. [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8924(line 8924) no Hoare annotation was computed. [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8924-2(line 8924) no Hoare annotation was computed. [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8908(line 8908) no Hoare annotation was computed. [2021-11-16 21:06:58,950 INFO L858 garLoopResultBuilder]: For program point L8875(line 8875) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8908-2(line 8908) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8925(line 8925) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8958-2(line 8958) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8958(line 8958) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8909(line 8909) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8876(line 8876) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8959-2(line 8959) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8959(line 8959) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8877(line 8877) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point hashlittle2EXIT(lines 8838 8977) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8960(line 8960) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8927(line 8927) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8960-2(line 8960) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8878(line 8878) no Hoare annotation was computed. [2021-11-16 21:06:58,951 INFO L858 garLoopResultBuilder]: For program point L8961(line 8961) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8961-2(line 8961) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8879(line 8879) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8962(line 8962) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8929(line 8929) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8962-2(line 8962) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8913(line 8913) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8880(line 8880) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8913-2(line 8913) no Hoare annotation was computed. [2021-11-16 21:06:58,952 INFO L858 garLoopResultBuilder]: For program point L8963(line 8963) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8963-2(line 8963) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L861 garLoopResultBuilder]: At program point hashlittle2ENTRY(lines 8838 8977) the Hoare annotation is: true [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8914(line 8914) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8881(line 8881) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8964(line 8964) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8964-2(line 8964) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8882(line 8882) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8965(line 8965) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8965-2(line 8965) no Hoare annotation was computed. [2021-11-16 21:06:58,953 INFO L858 garLoopResultBuilder]: For program point L8966-2(line 8966) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8966(line 8966) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8917(line 8917) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8917-2(line 8917) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8967-2(line 8967) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L861 garLoopResultBuilder]: At program point L8868(lines 8868 8883) the Hoare annotation is: true [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8967(line 8967) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8852(line 8852) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8852-2(lines 8852 8973) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8918(line 8918) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8968(line 8968) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L861 garLoopResultBuilder]: At program point L8902(lines 8902 8930) the Hoare annotation is: true [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8968-2(line 8968) no Hoare annotation was computed. [2021-11-16 21:06:58,954 INFO L858 garLoopResultBuilder]: For program point L8886-2(lines 8886 8973) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8886-4(lines 8852 8973) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8886(line 8886) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8936-3(lines 8936 8953) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8969(line 8969) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8870(line 8870) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L861 garLoopResultBuilder]: At program point L8936-2(lines 8936 8953) the Hoare annotation is: true [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8904(line 8904) no Hoare annotation was computed. [2021-11-16 21:06:58,955 INFO L858 garLoopResultBuilder]: For program point L8871(line 8871) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L9951-2(line 9951) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L854 garLoopResultBuilder]: At program point L9951-4(line 9951) the Hoare annotation is: false [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L9951-5(line 9951) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L854 garLoopResultBuilder]: At program point L9951-1(line 9951) the Hoare annotation is: false [2021-11-16 21:06:58,956 INFO L854 garLoopResultBuilder]: At program point L9945(line 9945) the Hoare annotation is: false [2021-11-16 21:06:58,956 INFO L854 garLoopResultBuilder]: At program point L9945-1(line 9945) the Hoare annotation is: false [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L9945-2(line 9945) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L861 garLoopResultBuilder]: At program point L10247(line 10247) the Hoare annotation is: true [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L10247-1(line 10247) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L9950-1(line 9950) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L854 garLoopResultBuilder]: At program point L9950-2(line 9950) the Hoare annotation is: false [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point L9950-3(line 9950) no Hoare annotation was computed. [2021-11-16 21:06:58,956 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L854 garLoopResultBuilder]: At program point L9950(line 9950) the Hoare annotation is: false [2021-11-16 21:06:58,957 INFO L861 garLoopResultBuilder]: At program point L9944(lines 9944 9952) the Hoare annotation is: true [2021-11-16 21:06:58,957 INFO L861 garLoopResultBuilder]: At program point L10250(line 10250) the Hoare annotation is: true [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point L10246(lines 10246 10249) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-16 21:06:58,957 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-16 21:06:58,959 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-16 21:06:58,960 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 21:06:58,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 09:06:58 BoogieIcfgContainer [2021-11-16 21:06:58,979 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 21:06:58,980 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 21:06:58,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 21:06:58,984 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 21:06:58,984 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:06:29" (3/4) ... [2021-11-16 21:06:58,986 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-16 21:06:58,989 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-16 21:06:58,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-16 21:06:58,991 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-11-16 21:06:59,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 127 nodes and edges [2021-11-16 21:06:59,007 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2021-11-16 21:06:59,007 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-16 21:06:59,008 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-16 21:06:59,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-16 21:06:59,010 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-16 21:06:59,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-16 21:06:59,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-16 21:06:59,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == unknown-#memory_int-unknown[\result][\result + 8] || ((18446744073709551615 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 < (-9223372036854775808 + unknown-#memory_int-unknown[\result][\result + 8]) / 18446744073709551616 + 1 && unknown-#memory_int-unknown[\result][\result + -18446744073709551600 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) || ((9223372036854775807 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 <= unknown-#memory_int-unknown[\result][\result + 8] / 18446744073709551616 && unknown-#memory_int-unknown[\result][\result + 16 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) && !(\old(max_size) == 32)) && str == 0) && \result < unknown-#StackHeapBarrier-unknown) && (\old(max_size) == max_size || 32 == max_size)) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 [2021-11-16 21:06:59,504 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-16 21:06:59,504 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 21:06:59,505 INFO L158 Benchmark]: Toolchain (without parser) took 32681.38ms. Allocated memory was 96.5MB in the beginning and 337.6MB in the end (delta: 241.2MB). Free memory was 67.3MB in the beginning and 109.4MB in the end (delta: -42.1MB). Peak memory consumption was 257.2MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,505 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 21:06:59,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1950.92ms. Allocated memory was 96.5MB in the beginning and 186.6MB in the end (delta: 90.2MB). Free memory was 67.1MB in the beginning and 101.8MB in the end (delta: -34.8MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.35ms. Allocated memory is still 186.6MB. Free memory was 101.8MB in the beginning and 92.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,506 INFO L158 Benchmark]: Boogie Preprocessor took 68.01ms. Allocated memory is still 186.6MB. Free memory was 92.4MB in the beginning and 85.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,506 INFO L158 Benchmark]: RCFGBuilder took 962.79ms. Allocated memory is still 186.6MB. Free memory was 85.1MB in the beginning and 102.3MB in the end (delta: -17.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,506 INFO L158 Benchmark]: TraceAbstraction took 29053.70ms. Allocated memory was 186.6MB in the beginning and 337.6MB in the end (delta: 151.0MB). Free memory was 102.3MB in the beginning and 88.0MB in the end (delta: 14.4MB). Peak memory consumption was 165.3MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,506 INFO L158 Benchmark]: Witness Printer took 524.62ms. Allocated memory is still 337.6MB. Free memory was 88.0MB in the beginning and 109.4MB in the end (delta: -21.4MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-11-16 21:06:59,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1950.92ms. Allocated memory was 96.5MB in the beginning and 186.6MB in the end (delta: 90.2MB). Free memory was 67.1MB in the beginning and 101.8MB in the end (delta: -34.8MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.35ms. Allocated memory is still 186.6MB. Free memory was 101.8MB in the beginning and 92.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.01ms. Allocated memory is still 186.6MB. Free memory was 92.4MB in the beginning and 85.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 962.79ms. Allocated memory is still 186.6MB. Free memory was 85.1MB in the beginning and 102.3MB in the end (delta: -17.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * TraceAbstraction took 29053.70ms. Allocated memory was 186.6MB in the beginning and 337.6MB in the end (delta: 151.0MB). Free memory was 102.3MB in the beginning and 88.0MB in the end (delta: 14.4MB). Peak memory consumption was 165.3MB. Max. memory is 16.1GB. * Witness Printer took 524.62ms. Allocated memory is still 337.6MB. Free memory was 88.0MB in the beginning and 109.4MB in the end (delta: -21.4MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.0s, OverallIterations: 2, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 85 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 754 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 352 IncrementalHoareTripleChecker+Unchecked, 542 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 507 IncrementalHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 212 mSDtfsCounter, 507 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 189 GetRequests, 116 SyntacticMatches, 5 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 20.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 60 PreInvPairs, 66 NumberOfFragments, 348 HoareAnnotationTreeSize, 60 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 96 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 26.6s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 276 ConstructedInterpolants, 44 QuantifiedInterpolants, 5827 SizeOfPredicates, 52 NumberOfNonLiveVariables, 2061 ConjunctsInSsa, 139 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 109/135 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8956]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6867]: Loop Invariant Derived loop invariant: (((((((0 == unknown-#memory_int-unknown[\result][\result + 8] || ((18446744073709551615 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 < (-9223372036854775808 + unknown-#memory_int-unknown[\result][\result + 8]) / 18446744073709551616 + 1 && unknown-#memory_int-unknown[\result][\result + -18446744073709551600 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) || ((9223372036854775807 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 <= unknown-#memory_int-unknown[\result][\result + 8] / 18446744073709551616 && unknown-#memory_int-unknown[\result][\result + 16 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) && !(\old(max_size) == 32)) && str == 0) && \result < unknown-#StackHeapBarrier-unknown) && (\old(max_size) == max_size || 32 == max_size)) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 - InvariantResult [Line: 10250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8890]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-16 21:06:59,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE