./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 eb692b52 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 0.2.2-?-eb692b5 [2022-07-19 22:09:28,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 22:09:28,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 22:09:28,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 22:09:28,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 22:09:28,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 22:09:28,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 22:09:28,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 22:09:28,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 22:09:28,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 22:09:28,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 22:09:28,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 22:09:28,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 22:09:28,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 22:09:28,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 22:09:28,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 22:09:28,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 22:09:28,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 22:09:28,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 22:09:28,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 22:09:28,489 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 22:09:28,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 22:09:28,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 22:09:28,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 22:09:28,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 22:09:28,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 22:09:28,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 22:09:28,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 22:09:28,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 22:09:28,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 22:09:28,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 22:09:28,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 22:09:28,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 22:09:28,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 22:09:28,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 22:09:28,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 22:09:28,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 22:09:28,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 22:09:28,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 22:09:28,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 22:09:28,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 22:09:28,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 22:09:28,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 22:09:28,529 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 22:09:28,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 22:09:28,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 22:09:28,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 22:09:28,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 22:09:28,530 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 22:09:28,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 22:09:28,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 22:09:28,531 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 22:09:28,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 22:09:28,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 22:09:28,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 22:09:28,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 22:09:28,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 22:09:28,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 22:09:28,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 22:09:28,533 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 22:09:28,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 22:09:28,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 22:09:28,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 22:09:28,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 22:09:28,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:09:28,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 22:09:28,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 22:09:28,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 22:09:28,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 22:09:28,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 22:09:28,535 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 22:09:28,535 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 22:09:28,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 22:09:28,536 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 [2022-07-19 22:09:28,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 22:09:28,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 22:09:28,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 22:09:28,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 22:09:28,760 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 22:09:28,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2022-07-19 22:09:28,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52722abb0/834e36d0938b4076a3cf962939064bb0/FLAG2ecd3fa1d [2022-07-19 22:09:29,390 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 22:09:29,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2022-07-19 22:09:29,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52722abb0/834e36d0938b4076a3cf962939064bb0/FLAG2ecd3fa1d [2022-07-19 22:09:29,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52722abb0/834e36d0938b4076a3cf962939064bb0 [2022-07-19 22:09:29,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 22:09:29,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 22:09:29,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 22:09:29,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 22:09:29,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 22:09:29,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:09:29" (1/1) ... [2022-07-19 22:09:29,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10966e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:29, skipping insertion in model container [2022-07-19 22:09:29,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:09:29" (1/1) ... [2022-07-19 22:09:29,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 22:09:29,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 22:09:29,883 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] [2022-07-19 22:09:29,888 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] [2022-07-19 22:09:30,432 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,432 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,433 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,433 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,434 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,442 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,442 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,443 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,444 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,445 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,445 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,446 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,446 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:30,721 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:09:30,722 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:09:30,724 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:09:30,724 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:09:30,725 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:09:30,726 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:09:30,726 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:09:30,727 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:09:30,727 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:09:30,728 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:09:30,854 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-19 22:09:31,101 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,102 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,114 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,115 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,119 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,120 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,130 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,131 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,132 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,132 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,132 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,132 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,133 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:09:31,200 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 22:09:31,220 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] [2022-07-19 22:09:31,221 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] [2022-07-19 22:09:31,249 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,251 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,251 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,252 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,252 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,257 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,257 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,258 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,258 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,259 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,259 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,259 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,259 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,276 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:09:31,279 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:09:31,279 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:09:31,280 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:09:31,280 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:09:31,280 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:09:31,281 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:09:31,281 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:09:31,281 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:09:31,281 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:09:31,295 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-19 22:09:31,357 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,357 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,392 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,392 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,394 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,394 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,421 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,422 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,422 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,422 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,422 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,423 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,423 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:09:31,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:09:31,664 INFO L208 MainTranslator]: Completed translation [2022-07-19 22:09:31,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31 WrapperNode [2022-07-19 22:09:31,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 22:09:31,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 22:09:31,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 22:09:31,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 22:09:31,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,803 INFO L137 Inliner]: procedures = 774, calls = 2483, calls flagged for inlining = 67, calls inlined = 5, statements flattened = 527 [2022-07-19 22:09:31,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 22:09:31,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 22:09:31,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 22:09:31,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 22:09:31,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 22:09:31,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 22:09:31,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 22:09:31,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 22:09:31,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (1/1) ... [2022-07-19 22:09:31,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:09:31,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:09:31,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 22:09:32,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 22:09:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-07-19 22:09:32,033 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-07-19 22:09:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2022-07-19 22:09:32,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2022-07-19 22:09:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-19 22:09:32,033 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-19 22:09:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 22:09:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-19 22:09:32,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-19 22:09:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 22:09:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 22:09:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 22:09:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 22:09:32,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 22:09:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-19 22:09:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-19 22:09:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2022-07-19 22:09:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2022-07-19 22:09:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 22:09:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2022-07-19 22:09:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2022-07-19 22:09:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-07-19 22:09:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-07-19 22:09:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 22:09:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 22:09:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 22:09:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 22:09:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 22:09:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-19 22:09:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-19 22:09:32,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 22:09:32,327 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 22:09:32,328 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 22:09:33,497 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2022-07-19 22:09:33,503 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 22:09:33,508 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 22:09:33,508 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-19 22:09:33,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:09:33 BoogieIcfgContainer [2022-07-19 22:09:33,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 22:09:33,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 22:09:33,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 22:09:33,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 22:09:33,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:09:29" (1/3) ... [2022-07-19 22:09:33,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@287e915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:09:33, skipping insertion in model container [2022-07-19 22:09:33,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:09:31" (2/3) ... [2022-07-19 22:09:33,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@287e915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:09:33, skipping insertion in model container [2022-07-19 22:09:33,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:09:33" (3/3) ... [2022-07-19 22:09:33,516 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2022-07-19 22:09:33,526 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 22:09:33,527 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 22:09:33,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 22:09:33,565 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2df0b5d7, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3b687d1c [2022-07-19 22:09:33,565 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 22:09:33,568 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) [2022-07-19 22:09:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-19 22:09:33,577 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:09:33,577 INFO L195 NwaCegarLoop]: 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] [2022-07-19 22:09:33,578 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:09:33,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:09:33,582 INFO L85 PathProgramCache]: Analyzing trace with hash 412073855, now seen corresponding path program 1 times [2022-07-19 22:09:33,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:09:33,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596126842] [2022-07-19 22:09:33,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:09:33,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:09:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:33,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:09:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:09:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:33,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 22:09:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 22:09:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:09:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:09:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 22:09:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 22:09:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 22:09:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:09:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:09:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 22:09:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-19 22:09:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-07-19 22:09:34,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:09:34,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596126842] [2022-07-19 22:09:34,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596126842] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:09:34,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:09:34,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 22:09:34,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204368518] [2022-07-19 22:09:34,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:09:34,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 22:09:34,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:09:34,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 22:09:34,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 22:09:34,217 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) [2022-07-19 22:09:34,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:09:34,437 INFO L93 Difference]: Finished difference Result 277 states and 402 transitions. [2022-07-19 22:09:34,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 22:09:34,439 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 [2022-07-19 22:09:34,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:09:34,446 INFO L225 Difference]: With dead ends: 277 [2022-07-19 22:09:34,446 INFO L226 Difference]: Without dead ends: 135 [2022-07-19 22:09:34,449 INFO L412 NwaCegarLoop]: 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 [2022-07-19 22:09:34,451 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 29 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-19 22:09:34,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 403 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-19 22:09:34,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-07-19 22:09:34,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2022-07-19 22:09:34,480 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) [2022-07-19 22:09:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 188 transitions. [2022-07-19 22:09:34,482 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 188 transitions. Word has length 93 [2022-07-19 22:09:34,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:09:34,483 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 188 transitions. [2022-07-19 22:09:34,483 INFO L496 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) [2022-07-19 22:09:34,483 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2022-07-19 22:09:34,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-19 22:09:34,486 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:09:34,486 INFO L195 NwaCegarLoop]: 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] [2022-07-19 22:09:34,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 22:09:34,486 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:09:34,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:09:34,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1080401153, now seen corresponding path program 1 times [2022-07-19 22:09:34,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:09:34,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376058832] [2022-07-19 22:09:34,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:09:34,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:09:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:34,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:09:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:09:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 22:09:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-19 22:09:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:09:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 22:09:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 22:09:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 22:09:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 22:09:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:09:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:09:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 22:09:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-19 22:09:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-19 22:09:35,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:09:35,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376058832] [2022-07-19 22:09:35,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376058832] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:09:35,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220078121] [2022-07-19 22:09:35,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:09:35,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:09:35,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:09:35,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:09:35,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 22:09:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:09:35,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 2163 conjuncts, 124 conjunts are in the unsatisfiable core [2022-07-19 22:09:35,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:09:35,883 INFO L390 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 0 case distinctions, treesize of input 6 treesize of output 5 [2022-07-19 22:09:37,470 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-19 22:09:37,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 23 [2022-07-19 22:09:37,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:09:37,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:09:37,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:09:37,976 INFO L356 Elim1Store]: treesize reduction 72, result has 40.5 percent of original size [2022-07-19 22:09:37,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 171 [2022-07-19 22:09:37,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2022-07-19 22:09:38,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-19 22:09:38,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-19 22:09:38,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:09:38,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-19 22:09:38,189 INFO L356 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-07-19 22:09:38,189 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 137 treesize of output 95 [2022-07-19 22:09:38,235 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-19 22:09:38,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-07-19 22:09:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-07-19 22:09:39,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:09:42,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220078121] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:09:42,095 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 22:09:42,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 35] total 45 [2022-07-19 22:09:42,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628561350] [2022-07-19 22:09:42,096 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 22:09:42,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-07-19 22:09:42,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:09:42,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-07-19 22:09:42,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=2610, Unknown=1, NotChecked=0, Total=2756 [2022-07-19 22:09:42,098 INFO L87 Difference]: Start difference. First operand 135 states and 188 transitions. Second operand has 45 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 32 states have internal predecessors, (100), 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) [2022-07-19 22:09:42,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:09:42,924 INFO L93 Difference]: Finished difference Result 139 states and 191 transitions. [2022-07-19 22:09:42,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-19 22:09:42,937 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 32 states have internal predecessors, (100), 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 [2022-07-19 22:09:42,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:09:42,937 INFO L225 Difference]: With dead ends: 139 [2022-07-19 22:09:42,937 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 22:09:42,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=240, Invalid=3919, Unknown=1, NotChecked=0, Total=4160 [2022-07-19 22:09:42,940 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 67 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 264 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-19 22:09:42,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 358 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 612 Invalid, 0 Unknown, 264 Unchecked, 0.4s Time] [2022-07-19 22:09:42,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 22:09:42,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 22:09:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 22:09:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 22:09:42,941 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2022-07-19 22:09:42,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:09:42,941 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 22:09:42,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 32 states have internal predecessors, (100), 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) [2022-07-19 22:09:42,941 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 22:09:42,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 22:09:42,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 22:09:42,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-19 22:09:43,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:09:43,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 22:09:43,265 INFO L899 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6861 6865) no Hoare annotation was computed. [2022-07-19 22:09:43,266 INFO L895 garLoopResultBuilder]: At program point L6876(lines 6867 6877) the Hoare annotation is: (and (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) (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|) 0)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base| |#StackHeapBarrier|) (< |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)) [2022-07-19 22:09:43,266 INFO L899 garLoopResultBuilder]: For program point L6871-1(lines 6871 6872) no Hoare annotation was computed. [2022-07-19 22:09:43,266 INFO L895 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|) 0)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2022-07-19 22:09:43,266 INFO L899 garLoopResultBuilder]: For program point L6871-5(lines 6871 6872) no Hoare annotation was computed. [2022-07-19 22:09:43,266 INFO L899 garLoopResultBuilder]: For program point L6868-1(line 6868) no Hoare annotation was computed. [2022-07-19 22:09:43,266 INFO L895 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$.offset)|) (= |old(#valid)| |#valid|)) [2022-07-19 22:09:43,266 INFO L895 garLoopResultBuilder]: At program point L6868(line 6868) the Hoare annotation is: (let ((.cse0 (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)))) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (or .cse0 (<= 0 (+ (* 18446744073709551616 (div (+ (* (- 1) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 31) 18446744073709551616)) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (or (let ((.cse1 (* 18446744073709551616 (div |ensure_string_is_allocated_bounded_length_~len~1#1| 18446744073709551616)))) (<= .cse1 (+ |ensure_string_is_allocated_bounded_length_~len~1#1| (* (div (+ .cse1 31 (* (- 1) |ensure_string_is_allocated_bounded_length_~len~1#1|)) 18446744073709551616) 18446744073709551616)))) .cse0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-07-19 22:09:43,266 INFO L899 garLoopResultBuilder]: For program point L6871-3(line 6871) no Hoare annotation was computed. [2022-07-19 22:09:43,266 INFO L895 garLoopResultBuilder]: At program point L6871-2(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2022-07-19 22:09:43,266 INFO L895 garLoopResultBuilder]: At program point L6862(line 6862) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-07-19 22:09:43,266 INFO L899 garLoopResultBuilder]: For program point L6863-1(line 6863) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L895 garLoopResultBuilder]: At program point L6863(line 6863) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point L6862-1(line 6862) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6861 6865) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L895 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|)) [2022-07-19 22:09:43,267 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-19 22:09:43,267 INFO L902 garLoopResultBuilder]: At program point aws_string_bytesENTRY(lines 6291 6295) the Hoare annotation is: true [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6291 6295) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6291 6295) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point L6293-2(line 6293) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L902 garLoopResultBuilder]: At program point L6293(line 6293) the Hoare annotation is: true [2022-07-19 22:09:43,267 INFO L902 garLoopResultBuilder]: At program point L6293-1(line 6293) the Hoare annotation is: true [2022-07-19 22:09:43,267 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-19 22:09:43,267 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6950 6952) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6950 6952) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6950 6952) the Hoare annotation is: true [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L6305-2(line 6305) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L6305-3(line 6305) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L6305(line 6305) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L902 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6301 6306) the Hoare annotation is: true [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L6305-5(line 6305) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6301 6306) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6301 6306) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L8921(line 8921) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L8921-2(line 8921) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L8971(line 8971) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L8872(line 8872) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L8922(line 8922) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point hashlittle2FINAL(lines 8838 8977) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L899 garLoopResultBuilder]: For program point L8856-3(lines 8856 8864) no Hoare annotation was computed. [2022-07-19 22:09:43,268 INFO L902 garLoopResultBuilder]: At program point L8856-2(lines 8856 8864) the Hoare annotation is: true [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8873(line 8873) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L902 garLoopResultBuilder]: At program point L8956(lines 8956 8972) the Hoare annotation is: true [2022-07-19 22:09:43,269 INFO L902 garLoopResultBuilder]: At program point L8890-2(lines 8890 8898) the Hoare annotation is: true [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8890-3(lines 8890 8898) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8874(line 8874) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8924(line 8924) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8924-2(line 8924) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8908(line 8908) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8875(line 8875) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8908-2(line 8908) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8925(line 8925) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8958-2(line 8958) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8958(line 8958) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8909(line 8909) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8876(line 8876) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8959-2(line 8959) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8959(line 8959) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8877(line 8877) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point hashlittle2EXIT(lines 8838 8977) no Hoare annotation was computed. [2022-07-19 22:09:43,269 INFO L899 garLoopResultBuilder]: For program point L8960(line 8960) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8927(line 8927) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8960-2(line 8960) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8878(line 8878) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8961(line 8961) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8961-2(line 8961) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8879(line 8879) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8962(line 8962) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8929(line 8929) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8962-2(line 8962) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8913(line 8913) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8880(line 8880) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8913-2(line 8913) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8963(line 8963) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8963-2(line 8963) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L902 garLoopResultBuilder]: At program point hashlittle2ENTRY(lines 8838 8977) the Hoare annotation is: true [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8914(line 8914) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8881(line 8881) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8964(line 8964) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8964-2(line 8964) no Hoare annotation was computed. [2022-07-19 22:09:43,270 INFO L899 garLoopResultBuilder]: For program point L8882(line 8882) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8965(line 8965) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8965-2(line 8965) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8966-2(line 8966) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8966(line 8966) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8917(line 8917) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8917-2(line 8917) no Hoare annotation was computed. [2022-07-19 22:09:43,271 INFO L899 garLoopResultBuilder]: For program point L8967-2(line 8967) no Hoare annotation was computed. [2022-07-19 22:09:43,273 INFO L902 garLoopResultBuilder]: At program point L8868(lines 8868 8883) the Hoare annotation is: true [2022-07-19 22:09:43,273 INFO L899 garLoopResultBuilder]: For program point L8967(line 8967) no Hoare annotation was computed. [2022-07-19 22:09:43,273 INFO L899 garLoopResultBuilder]: For program point L8852(line 8852) no Hoare annotation was computed. [2022-07-19 22:09:43,273 INFO L899 garLoopResultBuilder]: For program point L8852-2(lines 8852 8973) no Hoare annotation was computed. [2022-07-19 22:09:43,273 INFO L899 garLoopResultBuilder]: For program point L8918(line 8918) no Hoare annotation was computed. [2022-07-19 22:09:43,273 INFO L899 garLoopResultBuilder]: For program point L8968(line 8968) no Hoare annotation was computed. [2022-07-19 22:09:43,273 INFO L902 garLoopResultBuilder]: At program point L8902(lines 8902 8930) the Hoare annotation is: true [2022-07-19 22:09:43,273 INFO L899 garLoopResultBuilder]: For program point L8968-2(line 8968) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8886-2(lines 8886 8973) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8886-4(lines 8852 8973) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8886(line 8886) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8936-3(lines 8936 8953) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8969(line 8969) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8870(line 8870) no Hoare annotation was computed. [2022-07-19 22:09:43,274 INFO L902 garLoopResultBuilder]: At program point L8936-2(lines 8936 8953) the Hoare annotation is: true [2022-07-19 22:09:43,274 INFO L899 garLoopResultBuilder]: For program point L8904(line 8904) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L899 garLoopResultBuilder]: For program point L8871(line 8871) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-07-19 22:09:43,275 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L899 garLoopResultBuilder]: For program point L9951-2(line 9951) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L895 garLoopResultBuilder]: At program point L9951-4(line 9951) the Hoare annotation is: false [2022-07-19 22:09:43,275 INFO L899 garLoopResultBuilder]: For program point L9951-5(line 9951) no Hoare annotation was computed. [2022-07-19 22:09:43,275 INFO L895 garLoopResultBuilder]: At program point L9951-1(line 9951) the Hoare annotation is: false [2022-07-19 22:09:43,276 INFO L895 garLoopResultBuilder]: At program point L9945(line 9945) the Hoare annotation is: false [2022-07-19 22:09:43,276 INFO L895 garLoopResultBuilder]: At program point L9945-1(line 9945) the Hoare annotation is: false [2022-07-19 22:09:43,276 INFO L899 garLoopResultBuilder]: For program point L9945-2(line 9945) no Hoare annotation was computed. [2022-07-19 22:09:43,276 INFO L902 garLoopResultBuilder]: At program point L10247(line 10247) the Hoare annotation is: true [2022-07-19 22:09:43,276 INFO L899 garLoopResultBuilder]: For program point L10247-1(line 10247) no Hoare annotation was computed. [2022-07-19 22:09:43,276 INFO L899 garLoopResultBuilder]: For program point L9950-1(line 9950) no Hoare annotation was computed. [2022-07-19 22:09:43,276 INFO L895 garLoopResultBuilder]: At program point L9950-2(line 9950) the Hoare annotation is: false [2022-07-19 22:09:43,276 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 22:09:43,276 INFO L899 garLoopResultBuilder]: For program point L9950-3(line 9950) no Hoare annotation was computed. [2022-07-19 22:09:43,277 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 22:09:43,277 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 22:09:43,277 INFO L895 garLoopResultBuilder]: At program point L9950(line 9950) the Hoare annotation is: false [2022-07-19 22:09:43,277 INFO L902 garLoopResultBuilder]: At program point L9944(lines 9944 9952) the Hoare annotation is: true [2022-07-19 22:09:43,277 INFO L902 garLoopResultBuilder]: At program point L10250(line 10250) the Hoare annotation is: true [2022-07-19 22:09:43,277 INFO L899 garLoopResultBuilder]: For program point L10246(lines 10246 10249) no Hoare annotation was computed. [2022-07-19 22:09:43,277 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-19 22:09:43,277 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-19 22:09:43,278 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-19 22:09:43,278 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:09:43,278 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:09:43,278 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-19 22:09:43,280 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-19 22:09:43,285 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 22:09:43,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:09:43 BoogieIcfgContainer [2022-07-19 22:09:43,300 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 22:09:43,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 22:09:43,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 22:09:43,301 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 22:09:43,301 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:09:33" (3/4) ... [2022-07-19 22:09:43,303 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 22:09:43,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2022-07-19 22:09:43,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-19 22:09:43,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2022-07-19 22:09:43,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-07-19 22:09:43,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-19 22:09:43,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2022-07-19 22:09:43,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-19 22:09:43,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-19 22:09:43,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-19 22:09:43,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2022-07-19 22:09:43,317 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 127 nodes and edges [2022-07-19 22:09:43,318 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-07-19 22:09:43,319 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-07-19 22:09:43,319 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-19 22:09:43,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-19 22:09:43,321 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 22:09:43,322 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 22:09:43,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 22:09:43,359 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(max_size) == 32) && str == 0) && (\old(max_size) == max_size || -32 + max_size == 0)) && \result < unknown-#StackHeapBarrier-unknown) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 [2022-07-19 22:09:43,705 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 22:09:43,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 22:09:43,706 INFO L158 Benchmark]: Toolchain (without parser) took 14153.11ms. Allocated memory was 117.4MB in the beginning and 480.2MB in the end (delta: 362.8MB). Free memory was 80.2MB in the beginning and 144.5MB in the end (delta: -64.4MB). Peak memory consumption was 297.9MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,707 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 22:09:43,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2107.36ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 79.9MB in the beginning and 126.3MB in the end (delta: -46.4MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.47ms. Allocated memory is still 226.5MB. Free memory was 126.3MB in the beginning and 115.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,707 INFO L158 Benchmark]: Boogie Preprocessor took 104.55ms. Allocated memory is still 226.5MB. Free memory was 115.8MB in the beginning and 108.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,707 INFO L158 Benchmark]: RCFGBuilder took 1599.18ms. Allocated memory was 226.5MB in the beginning and 272.6MB in the end (delta: 46.1MB). Free memory was 108.5MB in the beginning and 84.7MB in the end (delta: 23.8MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,708 INFO L158 Benchmark]: TraceAbstraction took 9789.16ms. Allocated memory was 272.6MB in the beginning and 480.2MB in the end (delta: 207.6MB). Free memory was 83.6MB in the beginning and 269.3MB in the end (delta: -185.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,708 INFO L158 Benchmark]: Witness Printer took 404.89ms. Allocated memory is still 480.2MB. Free memory was 269.3MB in the beginning and 144.5MB in the end (delta: 124.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2022-07-19 22:09:43,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2107.36ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 79.9MB in the beginning and 126.3MB in the end (delta: -46.4MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.47ms. Allocated memory is still 226.5MB. Free memory was 126.3MB in the beginning and 115.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.55ms. Allocated memory is still 226.5MB. Free memory was 115.8MB in the beginning and 108.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1599.18ms. Allocated memory was 226.5MB in the beginning and 272.6MB in the end (delta: 46.1MB). Free memory was 108.5MB in the beginning and 84.7MB in the end (delta: 23.8MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. * TraceAbstraction took 9789.16ms. Allocated memory was 272.6MB in the beginning and 480.2MB in the end (delta: 207.6MB). Free memory was 83.6MB in the beginning and 269.3MB in the end (delta: -185.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Witness Printer took 404.89ms. Allocated memory is still 480.2MB. Free memory was 269.3MB in the beginning and 144.5MB in the end (delta: 124.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.7s, OverallIterations: 2, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 101 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 96 mSDsluCounter, 761 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 264 IncrementalHoareTripleChecker+Unchecked, 549 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 699 IncrementalHoareTripleChecker+Invalid, 1031 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 212 mSDtfsCounter, 699 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 2.7s 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, 262 HoareAnnotationTreeSize, 60 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 276 ConstructedInterpolants, 33 QuantifiedInterpolants, 3329 SizeOfPredicates, 40 NumberOfNonLiveVariables, 2163 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 107/135 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: ((((!(\old(max_size) == 32) && str == 0) && (\old(max_size) == max_size || -32 + max_size == 0)) && \result < unknown-#StackHeapBarrier-unknown) && 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! [2022-07-19 22:09:43,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE