./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bfd0d9ac 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_string_eq_byte_buf_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 69a4e17497471d2fff231bad199d28dc26e616d1fdaf7fc57a8b45b8dfdd40ce ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-bfd0d9a [2021-11-01 11:03:37,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-01 11:03:37,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-01 11:03:37,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-01 11:03:37,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-01 11:03:37,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-01 11:03:37,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-01 11:03:37,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-01 11:03:37,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-01 11:03:37,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-01 11:03:37,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-01 11:03:37,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-01 11:03:37,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-01 11:03:37,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-01 11:03:37,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-01 11:03:37,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-01 11:03:37,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-01 11:03:37,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-01 11:03:37,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-01 11:03:37,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-01 11:03:37,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-01 11:03:37,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-01 11:03:37,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-01 11:03:37,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-01 11:03:37,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-01 11:03:37,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-01 11:03:37,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-01 11:03:37,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-01 11:03:37,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-01 11:03:37,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-01 11:03:37,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-01 11:03:37,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-01 11:03:37,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-01 11:03:37,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-01 11:03:37,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-01 11:03:37,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-01 11:03:37,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-01 11:03:37,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-01 11:03:37,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-01 11:03:37,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-01 11:03:37,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-01 11:03:37,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-01 11:03:37,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-01 11:03:37,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-01 11:03:37,547 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-01 11:03:37,547 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-01 11:03:37,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-01 11:03:37,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-01 11:03:37,549 INFO L138 SettingsManager]: * Use SBE=true [2021-11-01 11:03:37,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-01 11:03:37,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-01 11:03:37,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-01 11:03:37,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-01 11:03:37,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-01 11:03:37,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-01 11:03:37,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-01 11:03:37,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-01 11:03:37,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-01 11:03:37,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-01 11:03:37,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-01 11:03:37,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-01 11:03:37,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-01 11:03:37,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-01 11:03:37,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-01 11:03:37,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-01 11:03:37,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-01 11:03:37,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-01 11:03:37,552 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-01 11:03:37,553 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-01 11:03:37,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-01 11:03:37,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-01 11:03:37,553 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4e17497471d2fff231bad199d28dc26e616d1fdaf7fc57a8b45b8dfdd40ce [2021-11-01 11:03:37,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-01 11:03:37,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-01 11:03:37,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-01 11:03:37,791 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-01 11:03:37,792 INFO L275 PluginConnector]: CDTParser initialized [2021-11-01 11:03:37,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i [2021-11-01 11:03:37,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6854bcf11/a540f121a43142d1b062a7a0a1a11ae2/FLAG00b1fc50f [2021-11-01 11:03:38,494 INFO L306 CDTParser]: Found 1 translation units. [2021-11-01 11:03:38,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i [2021-11-01 11:03:38,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6854bcf11/a540f121a43142d1b062a7a0a1a11ae2/FLAG00b1fc50f [2021-11-01 11:03:38,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6854bcf11/a540f121a43142d1b062a7a0a1a11ae2 [2021-11-01 11:03:38,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-01 11:03:38,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-01 11:03:38,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-01 11:03:38,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-01 11:03:38,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-01 11:03:38,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 11:03:38" (1/1) ... [2021-11-01 11:03:38,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa3da63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:38, skipping insertion in model container [2021-11-01 11:03:38,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 11:03:38" (1/1) ... [2021-11-01 11:03:38,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-01 11:03:38,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-01 11:03:38,974 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4496,4509] [2021-11-01 11:03:38,981 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4556,4569] [2021-11-01 11:03:39,006 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-01 11:03:39,013 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-01 11:03:39,562 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,562 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,563 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,563 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,564 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,571 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,572 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,573 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,574 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,798 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-01 11:03:39,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-01 11:03:39,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-01 11:03:39,800 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-01 11:03:39,801 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-01 11:03:39,801 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-01 11:03:39,802 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-01 11:03:39,802 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-01 11:03:39,803 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-01 11:03:39,803 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-01 11:03:39,915 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-01 11:03:39,971 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:39,971 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-01 11:03:40,089 INFO L203 MainTranslator]: Completed pre-run [2021-11-01 11:03:40,110 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4496,4509] [2021-11-01 11:03:40,112 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4556,4569] [2021-11-01 11:03:40,115 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-01 11:03:40,118 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-01 11:03:40,152 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,157 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,166 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,166 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,167 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,167 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,195 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-01 11:03:40,196 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-01 11:03:40,197 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-01 11:03:40,197 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-01 11:03:40,198 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-01 11:03:40,199 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-01 11:03:40,199 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-01 11:03:40,199 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-01 11:03:40,200 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-01 11:03:40,200 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-01 11:03:40,223 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-01 11:03:40,309 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,310 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-01 11:03:40,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-01 11:03:40,496 INFO L208 MainTranslator]: Completed translation [2021-11-01 11:03:40,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40 WrapperNode [2021-11-01 11:03:40,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-01 11:03:40,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-01 11:03:40,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-01 11:03:40,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-01 11:03:40,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-01 11:03:40,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-01 11:03:40,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-01 11:03:40,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-01 11:03:40,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-01 11:03:40,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-01 11:03:40,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-01 11:03:40,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-01 11:03:40,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (1/1) ... [2021-11-01 11:03:40,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-01 11:03:40,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-01 11:03:40,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-01 11:03:40,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-01 11:03:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-01 11:03:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-01 11:03:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-01 11:03:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-01 11:03:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-01 11:03:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-01 11:03:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-01 11:03:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-01 11:03:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-01 11:03:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-01 11:03:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-01 11:03:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-01 11:03:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-01 11:03:45,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-01 11:03:45,364 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-11-01 11:03:45,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 11:03:45 BoogieIcfgContainer [2021-11-01 11:03:45,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-01 11:03:45,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-01 11:03:45,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-01 11:03:45,369 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-01 11:03:45,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 11:03:38" (1/3) ... [2021-11-01 11:03:45,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f0ce07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 11:03:45, skipping insertion in model container [2021-11-01 11:03:45,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 11:03:40" (2/3) ... [2021-11-01 11:03:45,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f0ce07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 11:03:45, skipping insertion in model container [2021-11-01 11:03:45,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 11:03:45" (3/3) ... [2021-11-01 11:03:45,372 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_buf_harness.i [2021-11-01 11:03:45,376 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-01 11:03:45,376 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-01 11:03:45,423 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-01 11:03:45,429 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-01 11:03:45,430 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-01 11:03:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 135 states, 129 states have (on average 1.441860465116279) internal successors, (186), 134 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-01 11:03:45,455 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:03:45,456 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:03:45,456 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:03:45,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:03:45,461 INFO L85 PathProgramCache]: Analyzing trace with hash -33682430, now seen corresponding path program 1 times [2021-11-01 11:03:45,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:03:45,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840267618] [2021-11-01 11:03:45,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:03:45,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:03:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:03:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:03:46,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:03:46,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840267618] [2021-11-01 11:03:46,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840267618] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:03:46,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:03:46,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-01 11:03:46,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624658366] [2021-11-01 11:03:46,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-01 11:03:46,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:03:46,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-01 11:03:46,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-01 11:03:46,043 INFO L87 Difference]: Start difference. First operand has 135 states, 129 states have (on average 1.441860465116279) internal successors, (186), 134 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:48,155 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:03:48,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:03:48,848 INFO L93 Difference]: Finished difference Result 264 states and 364 transitions. [2021-11-01 11:03:48,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-01 11:03:48,850 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-01 11:03:48,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:03:48,857 INFO L225 Difference]: With dead ends: 264 [2021-11-01 11:03:48,857 INFO L226 Difference]: Without dead ends: 130 [2021-11-01 11:03:48,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-01 11:03:48,865 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2502.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.99ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2753.45ms IncrementalHoareTripleChecker+Time [2021-11-01 11:03:48,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 171 Unknown, 0 Unchecked, 2.99ms Time], IncrementalHoareTripleChecker [0 Valid, 170 Invalid, 1 Unknown, 0 Unchecked, 2753.45ms Time] [2021-11-01 11:03:48,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-11-01 11:03:48,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-11-01 11:03:48,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 125 states have (on average 1.328) internal successors, (166), 129 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:48,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 166 transitions. [2021-11-01 11:03:48,916 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 166 transitions. Word has length 36 [2021-11-01 11:03:48,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:03:48,916 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 166 transitions. [2021-11-01 11:03:48,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 166 transitions. [2021-11-01 11:03:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-01 11:03:48,917 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:03:48,917 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:03:48,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-01 11:03:48,918 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:03:48,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:03:48,918 INFO L85 PathProgramCache]: Analyzing trace with hash 611425668, now seen corresponding path program 1 times [2021-11-01 11:03:48,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:03:48,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855975027] [2021-11-01 11:03:48,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:03:48,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:03:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:03:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:03:49,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:03:49,220 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855975027] [2021-11-01 11:03:49,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855975027] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:03:49,220 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:03:49,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-01 11:03:49,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959267454] [2021-11-01 11:03:49,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-01 11:03:49,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:03:49,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-01 11:03:49,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-01 11:03:49,222 INFO L87 Difference]: Start difference. First operand 130 states and 166 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:51,279 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:03:54,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:03:54,554 INFO L93 Difference]: Finished difference Result 270 states and 345 transitions. [2021-11-01 11:03:54,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-01 11:03:54,554 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-01 11:03:54,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:03:54,556 INFO L225 Difference]: With dead ends: 270 [2021-11-01 11:03:54,557 INFO L226 Difference]: Without dead ends: 213 [2021-11-01 11:03:54,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 233.59ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-01 11:03:54,558 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 362 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 849 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4597.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.78ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 849 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5066.89ms IncrementalHoareTripleChecker+Time [2021-11-01 11:03:54,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [362 Valid, 0 Invalid, 853 Unknown, 0 Unchecked, 17.78ms Time], IncrementalHoareTripleChecker [3 Valid, 849 Invalid, 1 Unknown, 0 Unchecked, 5066.89ms Time] [2021-11-01 11:03:54,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-11-01 11:03:54,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 160. [2021-11-01 11:03:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.3290322580645162) internal successors, (206), 159 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 206 transitions. [2021-11-01 11:03:54,570 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 206 transitions. Word has length 36 [2021-11-01 11:03:54,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:03:54,570 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 206 transitions. [2021-11-01 11:03:54,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:54,570 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 206 transitions. [2021-11-01 11:03:54,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-01 11:03:54,571 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:03:54,571 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:03:54,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-01 11:03:54,572 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:03:54,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:03:54,572 INFO L85 PathProgramCache]: Analyzing trace with hash -668438010, now seen corresponding path program 1 times [2021-11-01 11:03:54,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:03:54,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626213879] [2021-11-01 11:03:54,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:03:54,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:03:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:03:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:03:54,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:03:54,812 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626213879] [2021-11-01 11:03:54,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626213879] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:03:54,812 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:03:54,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 11:03:54,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333461733] [2021-11-01 11:03:54,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 11:03:54,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:03:54,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 11:03:54,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:03:54,814 INFO L87 Difference]: Start difference. First operand 160 states and 206 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:56,862 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:03:58,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:03:58,227 INFO L93 Difference]: Finished difference Result 279 states and 361 transitions. [2021-11-01 11:03:58,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-01 11:03:58,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-01 11:03:58,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:03:58,229 INFO L225 Difference]: With dead ends: 279 [2021-11-01 11:03:58,229 INFO L226 Difference]: Without dead ends: 160 [2021-11-01 11:03:58,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 54.65ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:03:58,230 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 189 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2984.99ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.05ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3355.07ms IncrementalHoareTripleChecker+Time [2021-11-01 11:03:58,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 0 Invalid, 291 Unknown, 0 Unchecked, 5.05ms Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 1 Unknown, 0 Unchecked, 3355.07ms Time] [2021-11-01 11:03:58,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-11-01 11:03:58,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2021-11-01 11:03:58,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.3161290322580645) internal successors, (204), 159 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:58,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 204 transitions. [2021-11-01 11:03:58,238 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 204 transitions. Word has length 36 [2021-11-01 11:03:58,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:03:58,239 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 204 transitions. [2021-11-01 11:03:58,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:03:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 204 transitions. [2021-11-01 11:03:58,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-01 11:03:58,240 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:03:58,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:03:58,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-01 11:03:58,240 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:03:58,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:03:58,241 INFO L85 PathProgramCache]: Analyzing trace with hash 757391355, now seen corresponding path program 1 times [2021-11-01 11:03:58,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:03:58,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108092789] [2021-11-01 11:03:58,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:03:58,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:03:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:03:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:03:58,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:03:58,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108092789] [2021-11-01 11:03:58,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108092789] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:03:58,577 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:03:58,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 11:03:58,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421254389] [2021-11-01 11:03:58,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 11:03:58,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:03:58,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 11:03:58,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:03:58,578 INFO L87 Difference]: Start difference. First operand 160 states and 204 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:00,633 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:02,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:02,749 INFO L93 Difference]: Finished difference Result 323 states and 414 transitions. [2021-11-01 11:04:02,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-01 11:04:02,750 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-11-01 11:04:02,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:02,751 INFO L225 Difference]: With dead ends: 323 [2021-11-01 11:04:02,751 INFO L226 Difference]: Without dead ends: 279 [2021-11-01 11:04:02,752 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 71.66ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:04:02,752 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 82 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3712.19ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.12ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4120.37ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:02,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 0 Invalid, 489 Unknown, 0 Unchecked, 7.12ms Time], IncrementalHoareTripleChecker [0 Valid, 488 Invalid, 1 Unknown, 0 Unchecked, 4120.37ms Time] [2021-11-01 11:04:02,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-11-01 11:04:02,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 260. [2021-11-01 11:04:02,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 255 states have (on average 1.3215686274509804) internal successors, (337), 259 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 337 transitions. [2021-11-01 11:04:02,768 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 337 transitions. Word has length 42 [2021-11-01 11:04:02,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:02,769 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 337 transitions. [2021-11-01 11:04:02,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:02,770 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 337 transitions. [2021-11-01 11:04:02,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-01 11:04:02,774 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:02,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:02,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-01 11:04:02,775 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:02,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:02,775 INFO L85 PathProgramCache]: Analyzing trace with hash -411084698, now seen corresponding path program 1 times [2021-11-01 11:04:02,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:02,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411691848] [2021-11-01 11:04:02,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:02,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:03,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:03,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411691848] [2021-11-01 11:04:03,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411691848] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:03,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:03,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-01 11:04:03,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815865271] [2021-11-01 11:04:03,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-01 11:04:03,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:03,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-01 11:04:03,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-01 11:04:03,344 INFO L87 Difference]: Start difference. First operand 260 states and 337 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:05,400 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:08,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:08,406 INFO L93 Difference]: Finished difference Result 396 states and 500 transitions. [2021-11-01 11:04:08,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-01 11:04:08,407 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-01 11:04:08,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:08,409 INFO L225 Difference]: With dead ends: 396 [2021-11-01 11:04:08,409 INFO L226 Difference]: Without dead ends: 390 [2021-11-01 11:04:08,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 216.02ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-01 11:04:08,410 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 119 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 766 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4652.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.94ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 766 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4913.57ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:08,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 0 Invalid, 779 Unknown, 0 Unchecked, 9.94ms Time], IncrementalHoareTripleChecker [12 Valid, 766 Invalid, 1 Unknown, 0 Unchecked, 4913.57ms Time] [2021-11-01 11:04:08,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-11-01 11:04:08,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 260. [2021-11-01 11:04:08,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 255 states have (on average 1.3176470588235294) internal successors, (336), 259 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:08,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 336 transitions. [2021-11-01 11:04:08,432 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 336 transitions. Word has length 52 [2021-11-01 11:04:08,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:08,433 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 336 transitions. [2021-11-01 11:04:08,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 336 transitions. [2021-11-01 11:04:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-01 11:04:08,440 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:08,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:08,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-01 11:04:08,441 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:08,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:08,441 INFO L85 PathProgramCache]: Analyzing trace with hash -554061217, now seen corresponding path program 1 times [2021-11-01 11:04:08,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:08,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121156660] [2021-11-01 11:04:08,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:08,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:08,950 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:08,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121156660] [2021-11-01 11:04:08,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121156660] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:08,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:08,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-01 11:04:08,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064411647] [2021-11-01 11:04:08,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-01 11:04:08,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:08,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-01 11:04:08,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-01 11:04:08,951 INFO L87 Difference]: Start difference. First operand 260 states and 336 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:11,006 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:15,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:15,661 INFO L93 Difference]: Finished difference Result 325 states and 413 transitions. [2021-11-01 11:04:15,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-01 11:04:15,662 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-11-01 11:04:15,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:15,663 INFO L225 Difference]: With dead ends: 325 [2021-11-01 11:04:15,663 INFO L226 Difference]: Without dead ends: 279 [2021-11-01 11:04:15,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 573.06ms TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-11-01 11:04:15,664 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 802 mSDsluCounter, 935 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5813.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.82ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6289.10ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:15,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [802 Valid, 0 Invalid, 1270 Unknown, 0 Unchecked, 16.82ms Time], IncrementalHoareTripleChecker [5 Valid, 1264 Invalid, 1 Unknown, 0 Unchecked, 6289.10ms Time] [2021-11-01 11:04:15,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-11-01 11:04:15,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 241. [2021-11-01 11:04:15,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 236 states have (on average 1.3093220338983051) internal successors, (309), 240 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:15,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 309 transitions. [2021-11-01 11:04:15,670 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 309 transitions. Word has length 53 [2021-11-01 11:04:15,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:15,670 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 309 transitions. [2021-11-01 11:04:15,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 309 transitions. [2021-11-01 11:04:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-01 11:04:15,671 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:15,671 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:15,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-01 11:04:15,672 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:15,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:15,673 INFO L85 PathProgramCache]: Analyzing trace with hash 34355644, now seen corresponding path program 1 times [2021-11-01 11:04:15,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:15,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879274432] [2021-11-01 11:04:15,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:15,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:16,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:16,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879274432] [2021-11-01 11:04:16,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879274432] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:16,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:16,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-01 11:04:16,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562280907] [2021-11-01 11:04:16,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-01 11:04:16,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:16,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-01 11:04:16,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-01 11:04:16,096 INFO L87 Difference]: Start difference. First operand 241 states and 309 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:18,140 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:22,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:22,878 INFO L93 Difference]: Finished difference Result 340 states and 431 transitions. [2021-11-01 11:04:22,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-01 11:04:22,878 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-01 11:04:22,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:22,879 INFO L225 Difference]: With dead ends: 340 [2021-11-01 11:04:22,879 INFO L226 Difference]: Without dead ends: 260 [2021-11-01 11:04:22,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 576.99ms TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2021-11-01 11:04:22,881 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 708 mSDsluCounter, 1020 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5886.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.84ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6343.13ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:22,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [708 Valid, 0 Invalid, 1358 Unknown, 0 Unchecked, 15.84ms Time], IncrementalHoareTripleChecker [6 Valid, 1351 Invalid, 1 Unknown, 0 Unchecked, 6343.13ms Time] [2021-11-01 11:04:22,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-11-01 11:04:22,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 241. [2021-11-01 11:04:22,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 236 states have (on average 1.3008474576271187) internal successors, (307), 240 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:22,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 307 transitions. [2021-11-01 11:04:22,888 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 307 transitions. Word has length 54 [2021-11-01 11:04:22,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:22,888 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 307 transitions. [2021-11-01 11:04:22,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:22,888 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 307 transitions. [2021-11-01 11:04:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-01 11:04:22,889 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:22,889 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:22,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-01 11:04:22,889 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:22,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:22,890 INFO L85 PathProgramCache]: Analyzing trace with hash -4365538, now seen corresponding path program 1 times [2021-11-01 11:04:22,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:22,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351411040] [2021-11-01 11:04:22,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:22,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:23,176 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:23,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351411040] [2021-11-01 11:04:23,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351411040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:23,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:23,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-01 11:04:23,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720876130] [2021-11-01 11:04:23,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-01 11:04:23,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:23,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-01 11:04:23,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:04:23,178 INFO L87 Difference]: Start difference. First operand 241 states and 307 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:25,226 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:27,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:27,379 INFO L93 Difference]: Finished difference Result 672 states and 857 transitions. [2021-11-01 11:04:27,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-01 11:04:27,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-01 11:04:27,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:27,382 INFO L225 Difference]: With dead ends: 672 [2021-11-01 11:04:27,382 INFO L226 Difference]: Without dead ends: 485 [2021-11-01 11:04:27,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 141.93ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-01 11:04:27,383 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 331 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3660.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.77ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4072.75ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:27,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [331 Valid, 0 Invalid, 534 Unknown, 0 Unchecked, 7.77ms Time], IncrementalHoareTripleChecker [15 Valid, 518 Invalid, 1 Unknown, 0 Unchecked, 4072.75ms Time] [2021-11-01 11:04:27,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2021-11-01 11:04:27,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 271. [2021-11-01 11:04:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 266 states have (on average 1.3082706766917294) internal successors, (348), 270 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 348 transitions. [2021-11-01 11:04:27,396 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 348 transitions. Word has length 56 [2021-11-01 11:04:27,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:27,396 INFO L470 AbstractCegarLoop]: Abstraction has 271 states and 348 transitions. [2021-11-01 11:04:27,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 348 transitions. [2021-11-01 11:04:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-01 11:04:27,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:27,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:27,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-01 11:04:27,399 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:27,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:27,399 INFO L85 PathProgramCache]: Analyzing trace with hash 675692832, now seen corresponding path program 1 times [2021-11-01 11:04:27,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:27,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044293185] [2021-11-01 11:04:27,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:27,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:29,919 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:29,920 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044293185] [2021-11-01 11:04:29,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044293185] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:29,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:29,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-01 11:04:29,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303097737] [2021-11-01 11:04:29,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-01 11:04:29,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:29,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-01 11:04:29,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-01 11:04:29,921 INFO L87 Difference]: Start difference. First operand 271 states and 348 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:31,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:34,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:34,721 INFO L93 Difference]: Finished difference Result 559 states and 719 transitions. [2021-11-01 11:04:34,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-01 11:04:34,721 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-01 11:04:34,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:34,723 INFO L225 Difference]: With dead ends: 559 [2021-11-01 11:04:34,723 INFO L226 Difference]: Without dead ends: 362 [2021-11-01 11:04:34,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 767.33ms TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-11-01 11:04:34,724 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 565 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3867.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.34ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4293.57ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:34,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [565 Valid, 0 Invalid, 567 Unknown, 0 Unchecked, 6.34ms Time], IncrementalHoareTripleChecker [12 Valid, 554 Invalid, 1 Unknown, 0 Unchecked, 4293.57ms Time] [2021-11-01 11:04:34,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-11-01 11:04:34,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 283. [2021-11-01 11:04:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.2805755395683454) internal successors, (356), 282 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 356 transitions. [2021-11-01 11:04:34,732 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 356 transitions. Word has length 56 [2021-11-01 11:04:34,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:34,733 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 356 transitions. [2021-11-01 11:04:34,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:34,733 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 356 transitions. [2021-11-01 11:04:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-01 11:04:34,734 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:34,734 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:34,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-01 11:04:34,734 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:34,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:34,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1196814362, now seen corresponding path program 1 times [2021-11-01 11:04:34,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:34,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088954364] [2021-11-01 11:04:34,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:34,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:35,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:35,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088954364] [2021-11-01 11:04:35,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088954364] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:35,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:35,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-01 11:04:35,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638891915] [2021-11-01 11:04:35,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-01 11:04:35,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:35,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-01 11:04:35,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-01 11:04:35,265 INFO L87 Difference]: Start difference. First operand 283 states and 356 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:37,318 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:41,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:41,721 INFO L93 Difference]: Finished difference Result 572 states and 712 transitions. [2021-11-01 11:04:41,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-01 11:04:41,721 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-01 11:04:41,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:41,722 INFO L225 Difference]: With dead ends: 572 [2021-11-01 11:04:41,722 INFO L226 Difference]: Without dead ends: 361 [2021-11-01 11:04:41,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 273.65ms TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-01 11:04:41,723 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 81 mSDsluCounter, 849 mSDsCounter, 0 mSdLazyCounter, 1179 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5759.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.14ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1179 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6269.53ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:41,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 0 Invalid, 1195 Unknown, 0 Unchecked, 8.14ms Time], IncrementalHoareTripleChecker [15 Valid, 1179 Invalid, 1 Unknown, 0 Unchecked, 6269.53ms Time] [2021-11-01 11:04:41,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-11-01 11:04:41,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 283. [2021-11-01 11:04:41,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.2733812949640289) internal successors, (354), 282 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 354 transitions. [2021-11-01 11:04:41,730 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 354 transitions. Word has length 60 [2021-11-01 11:04:41,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:41,731 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 354 transitions. [2021-11-01 11:04:41,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 354 transitions. [2021-11-01 11:04:41,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-01 11:04:41,731 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:41,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:41,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-01 11:04:41,732 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:41,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:41,732 INFO L85 PathProgramCache]: Analyzing trace with hash 148552467, now seen corresponding path program 1 times [2021-11-01 11:04:41,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:41,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601502172] [2021-11-01 11:04:41,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:41,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:41,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:41,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601502172] [2021-11-01 11:04:41,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601502172] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:41,896 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:41,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 11:04:41,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645397983] [2021-11-01 11:04:41,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 11:04:41,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:41,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 11:04:41,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:04:41,897 INFO L87 Difference]: Start difference. First operand 283 states and 354 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:43,956 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:45,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:45,927 INFO L93 Difference]: Finished difference Result 534 states and 668 transitions. [2021-11-01 11:04:45,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-01 11:04:45,928 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-01 11:04:45,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:45,929 INFO L225 Difference]: With dead ends: 534 [2021-11-01 11:04:45,929 INFO L226 Difference]: Without dead ends: 305 [2021-11-01 11:04:45,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 55.35ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:04:45,930 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 19 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3540.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.01ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3945.51ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:45,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 0 Invalid, 489 Unknown, 0 Unchecked, 3.01ms Time], IncrementalHoareTripleChecker [8 Valid, 480 Invalid, 1 Unknown, 0 Unchecked, 3945.51ms Time] [2021-11-01 11:04:45,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-01 11:04:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 281. [2021-11-01 11:04:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 276 states have (on average 1.2536231884057971) internal successors, (346), 280 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 346 transitions. [2021-11-01 11:04:45,939 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 346 transitions. Word has length 62 [2021-11-01 11:04:45,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:45,939 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 346 transitions. [2021-11-01 11:04:45,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:45,939 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 346 transitions. [2021-11-01 11:04:45,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-01 11:04:45,940 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:45,940 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:45,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-01 11:04:45,941 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:45,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:45,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1653178447, now seen corresponding path program 1 times [2021-11-01 11:04:45,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:45,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241510452] [2021-11-01 11:04:45,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:45,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:46,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:46,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241510452] [2021-11-01 11:04:46,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241510452] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:46,135 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:46,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 11:04:46,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584938914] [2021-11-01 11:04:46,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 11:04:46,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:46,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 11:04:46,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:04:46,136 INFO L87 Difference]: Start difference. First operand 281 states and 346 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:48,200 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:50,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:50,220 INFO L93 Difference]: Finished difference Result 554 states and 675 transitions. [2021-11-01 11:04:50,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-01 11:04:50,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-01 11:04:50,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:50,221 INFO L225 Difference]: With dead ends: 554 [2021-11-01 11:04:50,221 INFO L226 Difference]: Without dead ends: 321 [2021-11-01 11:04:50,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 58.37ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:04:50,222 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 75 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3575.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.38ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4023.44ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:50,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 0 Invalid, 477 Unknown, 0 Unchecked, 3.38ms Time], IncrementalHoareTripleChecker [8 Valid, 468 Invalid, 1 Unknown, 0 Unchecked, 4023.44ms Time] [2021-11-01 11:04:50,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2021-11-01 11:04:50,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 275. [2021-11-01 11:04:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 270 states have (on average 1.2259259259259259) internal successors, (331), 274 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:50,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 331 transitions. [2021-11-01 11:04:50,229 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 331 transitions. Word has length 62 [2021-11-01 11:04:50,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:50,230 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 331 transitions. [2021-11-01 11:04:50,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:50,230 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 331 transitions. [2021-11-01 11:04:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-01 11:04:50,231 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:50,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:50,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-01 11:04:50,231 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:50,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:50,231 INFO L85 PathProgramCache]: Analyzing trace with hash -396209395, now seen corresponding path program 1 times [2021-11-01 11:04:50,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:50,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553415391] [2021-11-01 11:04:50,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:50,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:04:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:04:50,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:04:50,689 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553415391] [2021-11-01 11:04:50,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553415391] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:04:50,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:04:50,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-01 11:04:50,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305191768] [2021-11-01 11:04:50,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-01 11:04:50,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:04:50,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-01 11:04:50,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-01 11:04:50,690 INFO L87 Difference]: Start difference. First operand 275 states and 331 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:52,749 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:04:57,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:04:57,984 INFO L93 Difference]: Finished difference Result 712 states and 839 transitions. [2021-11-01 11:04:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-01 11:04:57,984 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-01 11:04:57,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:04:57,988 INFO L225 Difference]: With dead ends: 712 [2021-11-01 11:04:57,989 INFO L226 Difference]: Without dead ends: 700 [2021-11-01 11:04:57,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1120.39ms TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2021-11-01 11:04:57,991 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 652 mSDsluCounter, 787 mSDsCounter, 0 mSdLazyCounter, 1216 mSolverCounterSat, 34 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5790.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.59ms SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1216 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6313.46ms IncrementalHoareTripleChecker+Time [2021-11-01 11:04:57,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [652 Valid, 0 Invalid, 1251 Unknown, 0 Unchecked, 12.59ms Time], IncrementalHoareTripleChecker [34 Valid, 1216 Invalid, 1 Unknown, 0 Unchecked, 6313.46ms Time] [2021-11-01 11:04:57,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2021-11-01 11:04:58,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 461. [2021-11-01 11:04:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 456 states have (on average 1.2456140350877194) internal successors, (568), 460 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:58,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 568 transitions. [2021-11-01 11:04:58,005 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 568 transitions. Word has length 62 [2021-11-01 11:04:58,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:04:58,005 INFO L470 AbstractCegarLoop]: Abstraction has 461 states and 568 transitions. [2021-11-01 11:04:58,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:04:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 568 transitions. [2021-11-01 11:04:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-01 11:04:58,006 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:04:58,006 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:04:58,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-01 11:04:58,006 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:04:58,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:04:58,007 INFO L85 PathProgramCache]: Analyzing trace with hash -138043957, now seen corresponding path program 1 times [2021-11-01 11:04:58,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:04:58,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277107442] [2021-11-01 11:04:58,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:04:58,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:04:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:00,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:00,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277107442] [2021-11-01 11:05:00,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277107442] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:00,341 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:00,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-01 11:05:00,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496628755] [2021-11-01 11:05:00,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-01 11:05:00,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:00,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-01 11:05:00,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-01 11:05:00,342 INFO L87 Difference]: Start difference. First operand 461 states and 568 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:02,393 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:05,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:05,611 INFO L93 Difference]: Finished difference Result 596 states and 728 transitions. [2021-11-01 11:05:05,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-01 11:05:05,612 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-01 11:05:05,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:05,613 INFO L225 Difference]: With dead ends: 596 [2021-11-01 11:05:05,613 INFO L226 Difference]: Without dead ends: 580 [2021-11-01 11:05:05,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 542.61ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-01 11:05:05,614 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 236 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4504.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.94ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4984.06ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:05,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [236 Valid, 0 Invalid, 761 Unknown, 0 Unchecked, 6.94ms Time], IncrementalHoareTripleChecker [6 Valid, 754 Invalid, 1 Unknown, 0 Unchecked, 4984.06ms Time] [2021-11-01 11:05:05,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-01 11:05:05,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 270. [2021-11-01 11:05:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 265 states have (on average 1.2226415094339622) internal successors, (324), 269 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:05,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 324 transitions. [2021-11-01 11:05:05,622 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 324 transitions. Word has length 62 [2021-11-01 11:05:05,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:05,623 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 324 transitions. [2021-11-01 11:05:05,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 324 transitions. [2021-11-01 11:05:05,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-01 11:05:05,624 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:05,624 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:05,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-01 11:05:05,624 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:05,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:05,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1829219577, now seen corresponding path program 1 times [2021-11-01 11:05:05,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:05,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099816154] [2021-11-01 11:05:05,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:05,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:08,064 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:08,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099816154] [2021-11-01 11:05:08,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099816154] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:08,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:08,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-01 11:05:08,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128072134] [2021-11-01 11:05:08,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-01 11:05:08,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:08,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-01 11:05:08,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-01 11:05:08,065 INFO L87 Difference]: Start difference. First operand 270 states and 324 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:10,113 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:13,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:13,782 INFO L93 Difference]: Finished difference Result 332 states and 396 transitions. [2021-11-01 11:05:13,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-01 11:05:13,782 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-01 11:05:13,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:13,783 INFO L225 Difference]: With dead ends: 332 [2021-11-01 11:05:13,783 INFO L226 Difference]: Without dead ends: 325 [2021-11-01 11:05:13,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 797.34ms TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-11-01 11:05:13,784 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 280 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4831.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.38ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5325.26ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:13,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [280 Valid, 0 Invalid, 911 Unknown, 0 Unchecked, 8.38ms Time], IncrementalHoareTripleChecker [6 Valid, 904 Invalid, 1 Unknown, 0 Unchecked, 5325.26ms Time] [2021-11-01 11:05:13,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-11-01 11:05:13,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 270. [2021-11-01 11:05:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 265 states have (on average 1.2188679245283018) internal successors, (323), 269 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 323 transitions. [2021-11-01 11:05:13,790 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 323 transitions. Word has length 62 [2021-11-01 11:05:13,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:13,791 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 323 transitions. [2021-11-01 11:05:13,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 323 transitions. [2021-11-01 11:05:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-01 11:05:13,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:13,792 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:13,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-01 11:05:13,792 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:13,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:13,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1149161207, now seen corresponding path program 1 times [2021-11-01 11:05:13,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:13,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753737130] [2021-11-01 11:05:13,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:13,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:15,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:15,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753737130] [2021-11-01 11:05:15,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753737130] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:15,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:15,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-01 11:05:15,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498551432] [2021-11-01 11:05:15,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-01 11:05:15,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:16,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-01 11:05:16,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-01 11:05:16,000 INFO L87 Difference]: Start difference. First operand 270 states and 323 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:18,050 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:20,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:20,687 INFO L93 Difference]: Finished difference Result 329 states and 392 transitions. [2021-11-01 11:05:20,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-01 11:05:20,688 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-01 11:05:20,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:20,689 INFO L225 Difference]: With dead ends: 329 [2021-11-01 11:05:20,689 INFO L226 Difference]: Without dead ends: 320 [2021-11-01 11:05:20,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 348.95ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-01 11:05:20,690 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 326 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4140.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.38ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4587.99ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:20,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [326 Valid, 0 Invalid, 642 Unknown, 0 Unchecked, 6.38ms Time], IncrementalHoareTripleChecker [9 Valid, 632 Invalid, 1 Unknown, 0 Unchecked, 4587.99ms Time] [2021-11-01 11:05:20,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-11-01 11:05:20,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 268. [2021-11-01 11:05:20,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 263 states have (on average 1.2167300380228137) internal successors, (320), 267 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 320 transitions. [2021-11-01 11:05:20,697 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 320 transitions. Word has length 62 [2021-11-01 11:05:20,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:20,697 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 320 transitions. [2021-11-01 11:05:20,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 320 transitions. [2021-11-01 11:05:20,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-01 11:05:20,698 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:20,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:20,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-01 11:05:20,699 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:20,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:20,699 INFO L85 PathProgramCache]: Analyzing trace with hash -930639328, now seen corresponding path program 1 times [2021-11-01 11:05:20,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:20,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069176697] [2021-11-01 11:05:20,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:20,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:23,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:23,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069176697] [2021-11-01 11:05:23,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069176697] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:23,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:23,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-01 11:05:23,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121133536] [2021-11-01 11:05:23,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-01 11:05:23,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:23,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-01 11:05:23,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-11-01 11:05:23,233 INFO L87 Difference]: Start difference. First operand 268 states and 320 transitions. Second operand has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:25,287 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:30,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:30,578 INFO L93 Difference]: Finished difference Result 397 states and 471 transitions. [2021-11-01 11:05:30,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-01 11:05:30,578 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2021-11-01 11:05:30,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:30,579 INFO L225 Difference]: With dead ends: 397 [2021-11-01 11:05:30,579 INFO L226 Difference]: Without dead ends: 211 [2021-11-01 11:05:30,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1696.16ms TimeCoverageRelationStatistics Valid=191, Invalid=511, Unknown=0, NotChecked=0, Total=702 [2021-11-01 11:05:30,580 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 548 mSDsluCounter, 806 mSDsCounter, 0 mSdLazyCounter, 1204 mSolverCounterSat, 56 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5647.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.91ms SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 1204 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6140.58ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:30,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 0 Invalid, 1261 Unknown, 0 Unchecked, 12.91ms Time], IncrementalHoareTripleChecker [56 Valid, 1204 Invalid, 1 Unknown, 0 Unchecked, 6140.58ms Time] [2021-11-01 11:05:30,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-11-01 11:05:30,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 130. [2021-11-01 11:05:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 126 states have (on average 1.1984126984126984) internal successors, (151), 129 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2021-11-01 11:05:30,584 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 64 [2021-11-01 11:05:30,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:30,584 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2021-11-01 11:05:30,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:30,585 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2021-11-01 11:05:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-01 11:05:30,585 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:30,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:30,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-01 11:05:30,586 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:30,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:30,586 INFO L85 PathProgramCache]: Analyzing trace with hash 253409990, now seen corresponding path program 1 times [2021-11-01 11:05:30,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:30,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580299644] [2021-11-01 11:05:30,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:30,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:30,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:30,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:30,816 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580299644] [2021-11-01 11:05:30,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580299644] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:30,816 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:30,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 11:05:30,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161877321] [2021-11-01 11:05:30,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 11:05:30,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:30,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 11:05:30,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:05:30,817 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:32,866 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:34,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:34,423 INFO L93 Difference]: Finished difference Result 156 states and 179 transitions. [2021-11-01 11:05:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-01 11:05:34,423 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-11-01 11:05:34,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:34,424 INFO L225 Difference]: With dead ends: 156 [2021-11-01 11:05:34,424 INFO L226 Difference]: Without dead ends: 130 [2021-11-01 11:05:34,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 60.76ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:05:34,424 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3171.92ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.30ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3562.79ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:34,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 0 Invalid, 384 Unknown, 0 Unchecked, 2.30ms Time], IncrementalHoareTripleChecker [0 Valid, 383 Invalid, 1 Unknown, 0 Unchecked, 3562.79ms Time] [2021-11-01 11:05:34,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-11-01 11:05:34,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-11-01 11:05:34,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 126 states have (on average 1.1904761904761905) internal successors, (150), 129 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 150 transitions. [2021-11-01 11:05:34,428 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 150 transitions. Word has length 65 [2021-11-01 11:05:34,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:34,429 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 150 transitions. [2021-11-01 11:05:34,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:34,429 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2021-11-01 11:05:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-01 11:05:34,430 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:34,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:34,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-01 11:05:34,430 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:34,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:34,430 INFO L85 PathProgramCache]: Analyzing trace with hash 2009006890, now seen corresponding path program 1 times [2021-11-01 11:05:34,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:34,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94072263] [2021-11-01 11:05:34,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:34,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:34,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:34,658 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:34,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94072263] [2021-11-01 11:05:34,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94072263] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:34,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:34,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 11:05:34,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710139353] [2021-11-01 11:05:34,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 11:05:34,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:34,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 11:05:34,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 11:05:34,659 INFO L87 Difference]: Start difference. First operand 130 states and 150 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:36,715 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:38,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:38,442 INFO L93 Difference]: Finished difference Result 191 states and 222 transitions. [2021-11-01 11:05:38,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-01 11:05:38,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-11-01 11:05:38,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:38,444 INFO L225 Difference]: With dead ends: 191 [2021-11-01 11:05:38,444 INFO L226 Difference]: Without dead ends: 119 [2021-11-01 11:05:38,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 100.49ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:05:38,444 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 65 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3326.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3723.46ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:38,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 0 Invalid, 414 Unknown, 0 Unchecked, 2.76ms Time], IncrementalHoareTripleChecker [0 Valid, 413 Invalid, 1 Unknown, 0 Unchecked, 3723.46ms Time] [2021-11-01 11:05:38,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-11-01 11:05:38,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-11-01 11:05:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 115 states have (on average 1.173913043478261) internal successors, (135), 118 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 135 transitions. [2021-11-01 11:05:38,448 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 135 transitions. Word has length 70 [2021-11-01 11:05:38,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:38,449 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 135 transitions. [2021-11-01 11:05:38,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 135 transitions. [2021-11-01 11:05:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-01 11:05:38,450 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:38,450 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:38,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-01 11:05:38,450 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:38,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:38,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1269867498, now seen corresponding path program 1 times [2021-11-01 11:05:38,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:38,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428749409] [2021-11-01 11:05:38,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:38,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:38,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:38,718 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428749409] [2021-11-01 11:05:38,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428749409] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:38,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:38,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-01 11:05:38,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577313887] [2021-11-01 11:05:38,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-01 11:05:38,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:38,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-01 11:05:38,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-01 11:05:38,720 INFO L87 Difference]: Start difference. First operand 119 states and 135 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:40,787 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:42,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:42,513 INFO L93 Difference]: Finished difference Result 158 states and 178 transitions. [2021-11-01 11:05:42,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-01 11:05:42,513 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-01 11:05:42,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:42,514 INFO L225 Difference]: With dead ends: 158 [2021-11-01 11:05:42,514 INFO L226 Difference]: Without dead ends: 119 [2021-11-01 11:05:42,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 272.86ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-01 11:05:42,515 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 221 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3184.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.33ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3592.80ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:42,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [221 Valid, 0 Invalid, 359 Unknown, 0 Unchecked, 3.33ms Time], IncrementalHoareTripleChecker [3 Valid, 355 Invalid, 1 Unknown, 0 Unchecked, 3592.80ms Time] [2021-11-01 11:05:42,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-11-01 11:05:42,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-11-01 11:05:42,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 115 states have (on average 1.1652173913043478) internal successors, (134), 118 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 134 transitions. [2021-11-01 11:05:42,518 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 134 transitions. Word has length 73 [2021-11-01 11:05:42,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:42,519 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 134 transitions. [2021-11-01 11:05:42,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2021-11-01 11:05:42,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-01 11:05:42,519 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:42,520 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:42,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-01 11:05:42,520 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:42,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:42,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1967256309, now seen corresponding path program 1 times [2021-11-01 11:05:42,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:42,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716674583] [2021-11-01 11:05:42,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:42,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:43,050 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:43,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716674583] [2021-11-01 11:05:43,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716674583] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:43,051 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:43,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-01 11:05:43,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306079022] [2021-11-01 11:05:43,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-01 11:05:43,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:43,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-01 11:05:43,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-01 11:05:43,052 INFO L87 Difference]: Start difference. First operand 119 states and 134 transitions. Second operand has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:45,100 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:51,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:51,301 INFO L93 Difference]: Finished difference Result 263 states and 294 transitions. [2021-11-01 11:05:51,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-01 11:05:51,302 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-11-01 11:05:51,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:51,303 INFO L225 Difference]: With dead ends: 263 [2021-11-01 11:05:51,303 INFO L226 Difference]: Without dead ends: 217 [2021-11-01 11:05:51,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1605.59ms TimeCoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2021-11-01 11:05:51,304 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 419 mSDsluCounter, 915 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6332.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.70ms SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6893.75ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:51,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [419 Valid, 0 Invalid, 1372 Unknown, 0 Unchecked, 13.70ms Time], IncrementalHoareTripleChecker [19 Valid, 1352 Invalid, 1 Unknown, 0 Unchecked, 6893.75ms Time] [2021-11-01 11:05:51,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-11-01 11:05:51,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 143. [2021-11-01 11:05:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 139 states have (on average 1.158273381294964) internal successors, (161), 142 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 161 transitions. [2021-11-01 11:05:51,309 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 161 transitions. Word has length 79 [2021-11-01 11:05:51,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:51,309 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 161 transitions. [2021-11-01 11:05:51,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 161 transitions. [2021-11-01 11:05:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-01 11:05:51,310 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:51,310 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:51,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-01 11:05:51,310 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:51,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:51,311 INFO L85 PathProgramCache]: Analyzing trace with hash 82131533, now seen corresponding path program 1 times [2021-11-01 11:05:51,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:51,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703199611] [2021-11-01 11:05:51,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:51,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:51,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:51,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:51,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703199611] [2021-11-01 11:05:51,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703199611] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:51,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:51,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-01 11:05:51,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129815231] [2021-11-01 11:05:51,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-01 11:05:51,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:51,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-01 11:05:51,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-01 11:05:51,561 INFO L87 Difference]: Start difference. First operand 143 states and 161 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:53,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:55,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:55,442 INFO L93 Difference]: Finished difference Result 170 states and 190 transitions. [2021-11-01 11:05:55,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-01 11:05:55,443 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-11-01 11:05:55,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:55,444 INFO L225 Difference]: With dead ends: 170 [2021-11-01 11:05:55,444 INFO L226 Difference]: Without dead ends: 143 [2021-11-01 11:05:55,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 112.59ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-01 11:05:55,444 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 3 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3431.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.82ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3806.72ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:55,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 0 Invalid, 496 Unknown, 0 Unchecked, 2.82ms Time], IncrementalHoareTripleChecker [0 Valid, 495 Invalid, 1 Unknown, 0 Unchecked, 3806.72ms Time] [2021-11-01 11:05:55,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-11-01 11:05:55,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2021-11-01 11:05:55,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 139 states have (on average 1.1510791366906474) internal successors, (160), 142 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 160 transitions. [2021-11-01 11:05:55,448 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 160 transitions. Word has length 79 [2021-11-01 11:05:55,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:55,449 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 160 transitions. [2021-11-01 11:05:55,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 160 transitions. [2021-11-01 11:05:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-01 11:05:55,449 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 11:05:55,449 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:05:55,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-01 11:05:55,450 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-01 11:05:55,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 11:05:55,450 INFO L85 PathProgramCache]: Analyzing trace with hash -90338063, now seen corresponding path program 1 times [2021-11-01 11:05:55,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 11:05:55,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924414637] [2021-11-01 11:05:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 11:05:55,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 11:05:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 11:05:56,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 11:05:56,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 11:05:56,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924414637] [2021-11-01 11:05:56,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924414637] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 11:05:56,065 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 11:05:56,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-01 11:05:56,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721155253] [2021-11-01 11:05:56,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-01 11:05:56,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 11:05:56,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-01 11:05:56,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-01 11:05:56,066 INFO L87 Difference]: Start difference. First operand 143 states and 160 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:58,119 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-01 11:05:58,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 11:05:58,762 INFO L93 Difference]: Finished difference Result 143 states and 160 transitions. [2021-11-01 11:05:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-01 11:05:58,762 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-11-01 11:05:58,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 11:05:58,762 INFO L225 Difference]: With dead ends: 143 [2021-11-01 11:05:58,762 INFO L226 Difference]: Without dead ends: 0 [2021-11-01 11:05:58,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 439.51ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-11-01 11:05:58,763 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 3 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2112.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.13ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2470.74ms IncrementalHoareTripleChecker+Time [2021-11-01 11:05:58,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 0 Invalid, 21 Unknown, 0 Unchecked, 0.13ms Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2470.74ms Time] [2021-11-01 11:05:58,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-01 11:05:58,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-01 11:05:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-01 11:05:58,764 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2021-11-01 11:05:58,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 11:05:58,764 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-01 11:05:58,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 11:05:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-01 11:05:58,765 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-01 11:05:58,767 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-01 11:05:58,767 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-11-01 11:05:58,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2021-11-01 11:05:58,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-11-01 11:05:58,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-11-01 11:05:58,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-01 11:05:58,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-01 11:05:58,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:05:58,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-01 11:06:05,338 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,338 INFO L858 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2021-11-01 11:06:05,338 INFO L854 garLoopResultBuilder]: At program point L6890(lines 6889 6891) the Hoare annotation is: false [2021-11-01 11:06:05,338 INFO L854 garLoopResultBuilder]: At program point L6890-1(lines 6889 6891) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L6610(lines 6610 6612) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L6610-2(lines 6610 6612) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L6810(lines 6810 6811) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L6810-2(lines 6810 6811) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L854 garLoopResultBuilder]: At program point L7703(lines 7684 7704) the Hoare annotation is: (let ((.cse9 (select |#memory_int| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|))) (let ((.cse10 (select .cse9 ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (<= 1 .cse10)) (.cse4 (<= (select .cse9 |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset|) .cse10)) (.cse2 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse5 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse6 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse7 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse8 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (and (= |ULTIMATE.start_aws_array_eq_#res| 0) .cse0 .cse1 (not .cse2) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) .cse3 .cse4 (not (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.base 0)) (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse5 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.base| 0)) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse6 .cse7 .cse8) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8))))) [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L9388(line 9388) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L9388-2(line 9388) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L222-1(lines 7101 7111) no Hoare annotation was computed. [2021-11-01 11:06:05,339 INFO L858 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L9389(line 9389) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L9389-2(line 9389) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L9538(lines 9538 9557) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L9390(lines 9390 9398) no Hoare annotation was computed. [2021-11-01 11:06:05,340 INFO L858 garLoopResultBuilder]: For program point L9539(lines 9539 9540) no Hoare annotation was computed. [2021-11-01 11:06:05,341 INFO L858 garLoopResultBuilder]: For program point L9539-2(lines 9539 9540) no Hoare annotation was computed. [2021-11-01 11:06:05,341 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,341 INFO L854 garLoopResultBuilder]: At program point L6600(lines 6598 6601) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-11-01 11:06:05,341 INFO L854 garLoopResultBuilder]: At program point L6815(lines 6806 6816) the Hoare annotation is: false [2021-11-01 11:06:05,341 INFO L854 garLoopResultBuilder]: At program point L9408(lines 9386 9409) the Hoare annotation is: (let ((.cse9 (select |#memory_int| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|))) (let ((.cse10 (select .cse9 ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (<= 1 .cse10)) (.cse4 (<= (select .cse9 |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset|) .cse10)) (.cse2 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse5 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse6 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse7 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse8 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (and .cse0 .cse1 (not .cse2) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) .cse3 .cse4 (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse5 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse6 .cse7 .cse8 (= 0 |ULTIMATE.start_aws_string_eq_byte_buf_#res|)) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8))))) [2021-11-01 11:06:05,341 INFO L858 garLoopResultBuilder]: For program point L7361-3(line 7361) no Hoare annotation was computed. [2021-11-01 11:06:05,341 INFO L858 garLoopResultBuilder]: For program point L7361-1(line 7361) no Hoare annotation was computed. [2021-11-01 11:06:05,341 INFO L858 garLoopResultBuilder]: For program point L7361(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-7(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-6(lines 7361 7362) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-4(lines 7361 7362) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-11(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-9(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-14(line 7361) no Hoare annotation was computed. [2021-11-01 11:06:05,342 INFO L858 garLoopResultBuilder]: For program point L7361-13(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,343 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,343 INFO L854 garLoopResultBuilder]: At program point L7361-12(lines 7359 7365) the Hoare annotation is: (let ((.cse14 (+ ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 8))) (let ((.cse0 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0)) (.cse1 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse2 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse5 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse10 (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 0)) (.cse6 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse11 (= .cse14 ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR)) (.cse12 (<= 0 |ULTIMATE.start_aws_byte_buf_is_valid_#res|)) (.cse13 (not (= 0 (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) .cse14)))) (.cse7 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse8 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse9 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (let ((.cse3 (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base))) (let ((.cse4 (select .cse3 (+ 16 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (and .cse0 .cse1 .cse2 (<= (select .cse3 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) .cse4) .cse5 .cse6 (<= 1 .cse4) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) .cse7 .cse8 .cse9 (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (and .cse0 .cse1 .cse2 .cse5 .cse10 .cse6 .cse11 .cse12 .cse13 .cse7 .cse8 .cse9) (and .cse1 .cse2 (not .cse5) (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse10 .cse6 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) .cse11 .cse12 .cse13 (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse7 .cse8 .cse9)))) [2021-11-01 11:06:05,343 INFO L861 garLoopResultBuilder]: At program point L9558(line 9558) the Hoare annotation is: true [2021-11-01 11:06:05,343 INFO L858 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,343 INFO L858 garLoopResultBuilder]: For program point L7361-19(lines 7361 7362) no Hoare annotation was computed. [2021-11-01 11:06:05,343 INFO L858 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,343 INFO L858 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,343 INFO L858 garLoopResultBuilder]: For program point L7361-17(lines 7361 7362) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L7361-16(line 7361) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L7361-22(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L7361-20(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L210-8(lines 7691 7695) no Hoare annotation was computed. [2021-11-01 11:06:05,344 INFO L858 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-27(line 7361) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-26(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L854 garLoopResultBuilder]: At program point L7361-25(lines 7359 7365) the Hoare annotation is: (let ((.cse10 (select |#memory_int| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|))) (let ((.cse11 (select .cse10 ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (<= 1 .cse11)) (.cse4 (<= (select .cse10 |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset|) .cse11)) (.cse2 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse5 (not |ULTIMATE.start_aws_string_eq_byte_buf_#t~short1508|)) (.cse6 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse7 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse8 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse9 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (and .cse0 .cse1 (not .cse2) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) .cse3 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.base| 0) .cse4 (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse5 .cse6 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.base 0) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse7 .cse8 .cse9 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.offset| 0) (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.offset 0)) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8 .cse9))))) [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-24(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-30(lines 7361 7362) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-29(line 7361) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-35(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,345 INFO L858 garLoopResultBuilder]: For program point L7361-33(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L7361-32(lines 7361 7362) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L854 garLoopResultBuilder]: At program point L7361-38(lines 7359 7365) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|)) [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L7361-37(lines 7361 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,346 INFO L858 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,347 INFO L858 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,347 INFO L858 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,347 INFO L854 garLoopResultBuilder]: At program point L6256-6(lines 6252 6257) the Hoare annotation is: (let ((.cse15 (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base))) (let ((.cse14 (select .cse15 (+ 16 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse2 (<= (select .cse15 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) .cse14)) (.cse4 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse5 (<= 1 .cse14)) (.cse6 (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1)) (.cse7 (not |ULTIMATE.start_aws_string_eq_byte_buf_#t~short1506|)) (.cse8 (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|)) (.cse9 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse10 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse11 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) (.cse12 (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse13 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset))) (or (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 (not .cse3) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.base| 0) .cse2 (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse4 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) .cse5 .cse6 .cse7 .cse8 (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.base 0) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse9 .cse10 .cse11 .cse12 .cse13 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.offset| 0) (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.offset 0)))))) [2021-11-01 11:06:05,349 INFO L858 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L858 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L858 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L858 garLoopResultBuilder]: For program point L6256-9(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L858 garLoopResultBuilder]: For program point L6256-10(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L858 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L858 garLoopResultBuilder]: For program point L6256-7(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,350 INFO L861 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: true [2021-11-01 11:06:05,351 INFO L858 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,351 INFO L854 garLoopResultBuilder]: At program point L6256-13(lines 6252 6257) the Hoare annotation is: false [2021-11-01 11:06:05,351 INFO L854 garLoopResultBuilder]: At program point L261-1(line 261) the Hoare annotation is: false [2021-11-01 11:06:05,351 INFO L854 garLoopResultBuilder]: At program point L261-2(line 261) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-11-01 11:06:05,351 INFO L858 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,351 INFO L854 garLoopResultBuilder]: At program point L261-3(line 261) the Hoare annotation is: (let ((.cse0 (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base))) (let ((.cse1 (select .cse0 (+ 16 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (<= (select .cse0 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) .cse1) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (<= 1 .cse1) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0)) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) [2021-11-01 11:06:05,351 INFO L858 garLoopResultBuilder]: For program point L6256-12(line 6256) no Hoare annotation was computed. [2021-11-01 11:06:05,351 INFO L858 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-11-01 11:06:05,352 INFO L858 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-11-01 11:06:05,352 INFO L858 garLoopResultBuilder]: For program point L7364-2(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,353 INFO L858 garLoopResultBuilder]: For program point L7364(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,353 INFO L858 garLoopResultBuilder]: For program point L7364-6(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,353 INFO L858 garLoopResultBuilder]: For program point L7364-4(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,353 INFO L858 garLoopResultBuilder]: For program point L7364-3(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,353 INFO L858 garLoopResultBuilder]: For program point L7364-9(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,353 INFO L858 garLoopResultBuilder]: For program point L7364-8(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-13(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-12(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-11(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-18(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L854 garLoopResultBuilder]: At program point L6803(lines 6800 6804) the Hoare annotation is: false [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-17(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-15(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-22(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,354 INFO L858 garLoopResultBuilder]: For program point L7364-21(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,355 INFO L858 garLoopResultBuilder]: For program point L7364-20(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,355 INFO L858 garLoopResultBuilder]: For program point L7364-26(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,355 INFO L858 garLoopResultBuilder]: For program point L7364-24(line 7364) no Hoare annotation was computed. [2021-11-01 11:06:05,355 INFO L854 garLoopResultBuilder]: At program point L6886(lines 6882 6887) the Hoare annotation is: false [2021-11-01 11:06:05,355 INFO L854 garLoopResultBuilder]: At program point L6886-1(lines 6882 6887) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-11-01 11:06:05,355 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-01 11:06:05,355 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-01 11:06:05,355 INFO L858 garLoopResultBuilder]: For program point L7697(lines 7697 7701) no Hoare annotation was computed. [2021-11-01 11:06:05,356 INFO L858 garLoopResultBuilder]: For program point L9399(lines 9399 9407) no Hoare annotation was computed. [2021-11-01 11:06:05,356 INFO L858 garLoopResultBuilder]: For program point L9548(lines 9548 9549) no Hoare annotation was computed. [2021-11-01 11:06:05,356 INFO L858 garLoopResultBuilder]: For program point L9548-2(lines 9548 9549) no Hoare annotation was computed. [2021-11-01 11:06:05,356 INFO L854 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (= 16 ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size) [2021-11-01 11:06:05,356 INFO L854 garLoopResultBuilder]: At program point L266-1(line 266) the Hoare annotation is: false [2021-11-01 11:06:05,356 INFO L858 garLoopResultBuilder]: For program point L9548-3(lines 9548 9554) no Hoare annotation was computed. [2021-11-01 11:06:05,356 INFO L858 garLoopResultBuilder]: For program point L9548-5(lines 9548 9554) no Hoare annotation was computed. [2021-11-01 11:06:05,361 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 11:06:05,362 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-01 11:06:05,370 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,371 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,371 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,383 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,383 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,385 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,385 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,393 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,393 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,394 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,394 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,394 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,395 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,395 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,395 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,404 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,411 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,411 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,411 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,412 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,412 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,412 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,412 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,412 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,413 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,413 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,413 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,413 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,413 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,414 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,414 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,414 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,416 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,416 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:05,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:05,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:05,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.11 11:06:05 BoogieIcfgContainer [2021-11-01 11:06:05,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-01 11:06:05,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-01 11:06:05,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-01 11:06:05,421 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-01 11:06:05,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 11:03:45" (3/4) ... [2021-11-01 11:06:05,423 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-01 11:06:05,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2021-11-01 11:06:05,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-11-01 11:06:05,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-01 11:06:05,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-01 11:06:05,449 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-01 11:06:05,450 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-01 11:06:05,451 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-01 11:06:05,452 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-01 11:06:05,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 [2021-11-01 11:06:05,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && \result <= 0) && buf == 0) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0)) || (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(\result == 0)) && \result <= 0) && buf == 0) && !(\result == 0)) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-11-01 11:06:05,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf [2021-11-01 11:06:05,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) [2021-11-01 11:06:05,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && 0 == \result) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-11-01 11:06:05,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((\result == 0 && !(\result == 0)) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(buf == 0)) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(nondet_bool() ? &buf : ((void *)0) == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-11-01 11:06:05,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(\result == 0)) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) || ((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-11-01 11:06:05,481 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(buf == 0) && \result <= 1) && 1 <= \result [2021-11-01 11:06:06,120 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-01 11:06:06,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-01 11:06:06,122 INFO L158 Benchmark]: Toolchain (without parser) took 147472.89ms. Allocated memory was 117.4MB in the beginning and 511.7MB in the end (delta: 394.3MB). Free memory was 81.9MB in the beginning and 132.5MB in the end (delta: -50.6MB). Peak memory consumption was 354.3MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,122 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-01 11:06:06,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1845.16ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 81.6MB in the beginning and 96.6MB in the end (delta: -15.0MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.69ms. Allocated memory is still 169.9MB. Free memory was 96.6MB in the beginning and 84.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,123 INFO L158 Benchmark]: Boogie Preprocessor took 93.46ms. Allocated memory is still 169.9MB. Free memory was 84.1MB in the beginning and 75.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,123 INFO L158 Benchmark]: RCFGBuilder took 4615.57ms. Allocated memory was 169.9MB in the beginning and 511.7MB in the end (delta: 341.8MB). Free memory was 74.5MB in the beginning and 235.8MB in the end (delta: -161.3MB). Peak memory consumption was 221.3MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,124 INFO L158 Benchmark]: TraceAbstraction took 140053.16ms. Allocated memory is still 511.7MB. Free memory was 234.8MB in the beginning and 358.0MB in the end (delta: -123.3MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,124 INFO L158 Benchmark]: Witness Printer took 700.75ms. Allocated memory is still 511.7MB. Free memory was 358.0MB in the beginning and 132.5MB in the end (delta: 225.6MB). Peak memory consumption was 237.1MB. Max. memory is 16.1GB. [2021-11-01 11:06:06,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1845.16ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 81.6MB in the beginning and 96.6MB in the end (delta: -15.0MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.69ms. Allocated memory is still 169.9MB. Free memory was 96.6MB in the beginning and 84.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.46ms. Allocated memory is still 169.9MB. Free memory was 84.1MB in the beginning and 75.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4615.57ms. Allocated memory was 169.9MB in the beginning and 511.7MB in the end (delta: 341.8MB). Free memory was 74.5MB in the beginning and 235.8MB in the end (delta: -161.3MB). Peak memory consumption was 221.3MB. Max. memory is 16.1GB. * TraceAbstraction took 140053.16ms. Allocated memory is still 511.7MB. Free memory was 234.8MB in the beginning and 358.0MB in the end (delta: -123.3MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. * Witness Printer took 700.75ms. Allocated memory is still 511.7MB. Free memory was 358.0MB in the beginning and 132.5MB in the end (delta: 225.6MB). Peak memory consumption was 237.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 139939.83ms, OverallIterations: 23, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 36.90ms, AutomataDifference: 114293.30ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 6568.86ms, InitialAbstractionConstructionTime: 11.08ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 23 mSolverCounterUnknown, 6087 SdHoareTripleChecker+Valid, 106847.98ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6087 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 97028.20ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10392 mSDsCounter, 223 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16099 IncrementalHoareTripleChecker+Invalid, 16345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 223 mSolverCounterUnsat, 0 mSDtfsCounter, 16099 mSolverCounterSat, 176.44ms SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 10119.86ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=461occurred in iteration=13, InterpolantAutomatonStates: 194, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 203.94ms AutomataMinimizationTime, 23 MinimizatonAttempts, 1511 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 21 LocationsWithAnnotation, 21 PreInvPairs, 49 NumberOfFragments, 888 HoareAnnotationTreeSize, 21 FomulaSimplifications, 465769 FormulaSimplificationTreeSizeReduction, 219.69ms HoareSimplificationTime, 21 FomulaSimplificationsInter, 76545 FormulaSimplificationTreeSizeReductionInter, 6338.30ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 283.88ms SsaConstructionTime, 9864.48ms SatisfiabilityAnalysisTime, 8307.31ms InterpolantComputationTime, 1363 NumberOfCodeBlocks, 1363 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1340 ConstructedInterpolants, 0 QuantifiedInterpolants, 4959 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 7359]: Loop Invariant [2021-11-01 11:06:06,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,156 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,156 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,156 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,156 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && \result <= 0) && buf == 0) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0)) || (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(\result == 0)) && \result <= 0) && buf == 0) && !(\result == 0)) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 9558]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7359]: Loop Invariant [2021-11-01 11:06:06,157 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,157 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: (((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(\result == 0)) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) || ((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant [2021-11-01 11:06:06,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,163 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,163 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,163 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,163 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: (((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: ((str == 0 && !(buf == 0)) && str == 0) && buf == 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 16 == max_size - InvariantResult [Line: 7684]: Loop Invariant [2021-11-01 11:06:06,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,166 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,166 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,166 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,166 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,166 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,166 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: (((((((((((((((\result == 0 && !(\result == 0)) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(buf == 0)) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(nondet_bool() ? &buf : ((void *)0) == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: ((((str == 0 && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant [2021-11-01 11:06:06,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: ((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf - InvariantResult [Line: 7359]: Loop Invariant Derived loop invariant: (!(buf == 0) && \result <= 1) && 1 <= \result - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: ((((str == 0 && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 - InvariantResult [Line: 9386]: Loop Invariant [2021-11-01 11:06:06,170 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,172 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,173 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-11-01 11:06:06,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-11-01 11:06:06,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-01 11:06:06,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && 0 == \result) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-01 11:06:06,266 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...