./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_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 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:22:31,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:22:31,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:22:31,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:22:31,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:22:31,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:22:31,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:22:31,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:22:31,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:22:31,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:22:31,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:22:31,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:22:31,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:22:31,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:22:31,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:22:31,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:22:31,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:22:31,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:22:31,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:22:31,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:22:31,169 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:22:31,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:22:31,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:22:31,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:22:31,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:22:31,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:22:31,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:22:31,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:22:31,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:22:31,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:22:31,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:22:31,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:22:31,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:22:31,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:22:31,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:22:31,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:22:31,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:22:31,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:22:31,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:22:31,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:22:31,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:22:31,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:22:31,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 22:22:31,209 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:22:31,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:22:31,211 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:22:31,211 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:22:31,212 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:22:31,212 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:22:31,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:22:31,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:22:31,212 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:22:31,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:22:31,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:22:31,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:22:31,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:22:31,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:22:31,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:22:31,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:22:31,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:22:31,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:22:31,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 [2022-07-22 22:22:31,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:22:31,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:22:31,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:22:31,395 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:22:31,396 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:22:31,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2022-07-22 22:22:31,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65f68640/e506b07dab864cd898f10a2694e44239/FLAG75913756b [2022-07-22 22:22:31,944 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:22:31,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2022-07-22 22:22:31,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65f68640/e506b07dab864cd898f10a2694e44239/FLAG75913756b [2022-07-22 22:22:32,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65f68640/e506b07dab864cd898f10a2694e44239 [2022-07-22 22:22:32,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:22:32,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:22:32,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:22:32,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:22:32,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:22:32,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:22:32" (1/1) ... [2022-07-22 22:22:32,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244d007f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:32, skipping insertion in model container [2022-07-22 22:22:32,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:22:32" (1/1) ... [2022-07-22 22:22:32,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:22:32,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:22:32,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2022-07-22 22:22:32,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2022-07-22 22:22:33,081 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,083 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,083 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,091 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,092 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,093 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,094 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,095 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,096 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,096 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,097 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,344 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:22:33,346 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:22:33,346 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:22:33,347 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:22:33,348 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:22:33,348 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:22:33,348 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:22:33,349 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:22:33,349 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:22:33,350 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:22:33,504 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:22:33,754 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,754 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,775 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,776 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,781 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,782 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,795 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,796 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,797 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,797 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,798 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,798 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,798 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:22:33,862 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:22:33,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2022-07-22 22:22:33,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2022-07-22 22:22:33,911 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,912 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,912 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,912 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,913 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,956 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,957 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,957 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,958 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,958 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,959 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,960 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,960 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:33,977 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:22:33,978 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:22:33,979 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:22:33,979 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:22:33,980 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:22:33,980 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:22:33,980 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:22:33,980 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:22:33,981 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:22:33,981 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:22:33,999 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:22:34,057 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,057 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,061 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,061 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,072 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,073 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,073 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,073 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:22:34,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:22:34,273 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:22:34,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34 WrapperNode [2022-07-22 22:22:34,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:22:34,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:22:34,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:22:34,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:22:34,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,393 INFO L137 Inliner]: procedures = 774, calls = 2460, calls flagged for inlining = 66, calls inlined = 11, statements flattened = 732 [2022-07-22 22:22:34,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:22:34,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:22:34,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:22:34,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:22:34,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:22:34,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:22:34,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:22:34,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:22:34,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (1/1) ... [2022-07-22 22:22:34,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:22:34,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:22:34,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 22:22:34,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 22:22:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-22 22:22:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-22 22:22:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-22 22:22:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 22:22:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-22 22:22:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-22 22:22:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-22 22:22:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-22 22:22:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2022-07-22 22:22:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2022-07-22 22:22:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:22:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:22:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:22:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:22:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:22:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-22 22:22:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-22 22:22:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-22 22:22:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-22 22:22:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-22 22:22:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-22 22:22:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:22:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2022-07-22 22:22:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2022-07-22 22:22:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 22:22:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-07-22 22:22:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-07-22 22:22:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 22:22:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2022-07-22 22:22:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2022-07-22 22:22:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:22:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2022-07-22 22:22:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2022-07-22 22:22:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-22 22:22:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-22 22:22:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 22:22:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 22:22:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2022-07-22 22:22:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2022-07-22 22:22:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2022-07-22 22:22:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2022-07-22 22:22:34,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:22:34,613 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-22 22:22:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-22 22:22:34,616 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2022-07-22 22:22:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2022-07-22 22:22:34,616 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2022-07-22 22:22:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2022-07-22 22:22:34,617 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2022-07-22 22:22:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2022-07-22 22:22:34,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 22:22:34,905 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:22:34,907 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 22:22:35,097 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2022-07-22 22:22:35,098 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2022-07-22 22:22:35,571 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 22:22:35,580 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 22:22:35,581 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-07-22 22:22:35,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:22:35 BoogieIcfgContainer [2022-07-22 22:22:35,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 22:22:35,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 22:22:35,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 22:22:35,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 22:22:35,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:22:32" (1/3) ... [2022-07-22 22:22:35,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd7a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:22:35, skipping insertion in model container [2022-07-22 22:22:35,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:22:34" (2/3) ... [2022-07-22 22:22:35,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd7a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:22:35, skipping insertion in model container [2022-07-22 22:22:35,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:22:35" (3/3) ... [2022-07-22 22:22:35,590 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness.i [2022-07-22 22:22:35,600 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 22:22:35,601 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 22:22:35,652 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 22:22:35,660 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@712c993, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6cc005a5 [2022-07-22 22:22:35,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 22:22:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 136 states have internal predecessors, (173), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-07-22 22:22:35,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-07-22 22:22:35,689 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:35,690 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:35,690 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:35,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:35,695 INFO L85 PathProgramCache]: Analyzing trace with hash 778506499, now seen corresponding path program 1 times [2022-07-22 22:22:35,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:35,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351557824] [2022-07-22 22:22:35,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:35,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:36,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:36,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:22:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:36,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:22:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:36,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-22 22:22:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:36,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-22 22:22:36,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:36,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351557824] [2022-07-22 22:22:36,255 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-07-22 22:22:36,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087393416] [2022-07-22 22:22:36,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:36,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:36,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:22:36,272 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:22:36,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 22:22:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:36,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 2544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-22 22:22:36,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:22:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2022-07-22 22:22:36,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:22:36,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087393416] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:22:36,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:22:36,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 22:22:36,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026603356] [2022-07-22 22:22:36,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:22:36,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-22 22:22:36,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:36,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-22 22:22:36,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:22:36,855 INFO L87 Difference]: Start difference. First operand has 210 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 136 states have internal predecessors, (173), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-22 22:22:36,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:36,884 INFO L93 Difference]: Finished difference Result 415 states and 583 transitions. [2022-07-22 22:22:36,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-22 22:22:36,886 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2022-07-22 22:22:36,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:36,894 INFO L225 Difference]: With dead ends: 415 [2022-07-22 22:22:36,894 INFO L226 Difference]: Without dead ends: 205 [2022-07-22 22:22:36,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 22:22:36,901 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:36,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:22:36,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-07-22 22:22:36,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-07-22 22:22:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 131 states have (on average 1.2290076335877862) internal successors, (161), 132 states have internal predecessors, (161), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2022-07-22 22:22:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 268 transitions. [2022-07-22 22:22:36,953 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 268 transitions. Word has length 201 [2022-07-22 22:22:36,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:36,955 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 268 transitions. [2022-07-22 22:22:36,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-22 22:22:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions. [2022-07-22 22:22:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-07-22 22:22:36,958 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:36,958 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:36,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-22 22:22:37,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-07-22 22:22:37,179 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:37,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:37,180 INFO L85 PathProgramCache]: Analyzing trace with hash -309437507, now seen corresponding path program 1 times [2022-07-22 22:22:37,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:37,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723234427] [2022-07-22 22:22:37,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:37,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:37,307 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 22:22:37,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [472840279] [2022-07-22 22:22:37,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:37,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:37,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:22:37,324 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:22:37,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 22:22:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:37,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 2544 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-22 22:22:37,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:22:37,834 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2022-07-22 22:22:37,835 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:22:37,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:37,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723234427] [2022-07-22 22:22:37,835 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-22 22:22:37,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472840279] [2022-07-22 22:22:37,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472840279] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:22:37,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:22:37,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 22:22:37,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654779765] [2022-07-22 22:22:37,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:22:37,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 22:22:37,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:37,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 22:22:37,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 22:22:37,838 INFO L87 Difference]: Start difference. First operand 205 states and 268 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-22 22:22:37,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:37,921 INFO L93 Difference]: Finished difference Result 373 states and 491 transitions. [2022-07-22 22:22:37,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 22:22:37,922 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2022-07-22 22:22:37,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:37,924 INFO L225 Difference]: With dead ends: 373 [2022-07-22 22:22:37,924 INFO L226 Difference]: Without dead ends: 210 [2022-07-22 22:22:37,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-22 22:22:37,926 INFO L413 NwaCegarLoop]: 265 mSDtfsCounter, 2 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:37,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1055 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 22:22:37,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2022-07-22 22:22:37,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2022-07-22 22:22:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 135 states have (on average 1.2222222222222223) internal successors, (165), 136 states have internal predecessors, (165), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 54 states have call predecessors, (54), 53 states have call successors, (54) [2022-07-22 22:22:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 273 transitions. [2022-07-22 22:22:37,939 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 273 transitions. Word has length 201 [2022-07-22 22:22:37,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:37,940 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 273 transitions. [2022-07-22 22:22:37,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-22 22:22:37,940 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 273 transitions. [2022-07-22 22:22:37,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-07-22 22:22:37,942 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:37,942 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:37,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-22 22:22:38,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-07-22 22:22:38,158 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:38,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:38,159 INFO L85 PathProgramCache]: Analyzing trace with hash -2085577371, now seen corresponding path program 1 times [2022-07-22 22:22:38,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:38,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582894135] [2022-07-22 22:22:38,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:38,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:22:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:22:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-22 22:22:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-22 22:22:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:22:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-22 22:22:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-22 22:22:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-22 22:22:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-22 22:22:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-22 22:22:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-22 22:22:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-22 22:22:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-22 22:22:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-22 22:22:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-22 22:22:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-22 22:22:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-22 22:22:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-22 22:22:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-22 22:22:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-22 22:22:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-22 22:22:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-22 22:22:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-22 22:22:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-22 22:22:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-22 22:22:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-07-22 22:22:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-22 22:22:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-22 22:22:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-07-22 22:22:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-07-22 22:22:38,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:38,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582894135] [2022-07-22 22:22:38,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582894135] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:22:38,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:22:38,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-07-22 22:22:38,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509801189] [2022-07-22 22:22:38,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:22:38,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-07-22 22:22:38,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:38,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-07-22 22:22:38,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-07-22 22:22:38,688 INFO L87 Difference]: Start difference. First operand 210 states and 273 transitions. Second operand has 14 states, 14 states have (on average 5.428571428571429) internal successors, (76), 10 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-07-22 22:22:39,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:39,979 INFO L93 Difference]: Finished difference Result 378 states and 499 transitions. [2022-07-22 22:22:39,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-07-22 22:22:39,980 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.428571428571429) internal successors, (76), 10 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 207 [2022-07-22 22:22:39,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:39,983 INFO L225 Difference]: With dead ends: 378 [2022-07-22 22:22:39,983 INFO L226 Difference]: Without dead ends: 229 [2022-07-22 22:22:39,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=393, Unknown=0, NotChecked=0, Total=506 [2022-07-22 22:22:39,984 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 380 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 1708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:39,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [403 Valid, 630 Invalid, 1708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-22 22:22:39,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2022-07-22 22:22:39,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 215. [2022-07-22 22:22:39,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 139 states have (on average 1.223021582733813) internal successors, (170), 141 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 21 states have return successors, (55), 54 states have call predecessors, (55), 53 states have call successors, (55) [2022-07-22 22:22:39,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 279 transitions. [2022-07-22 22:22:39,997 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 279 transitions. Word has length 207 [2022-07-22 22:22:39,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:39,998 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 279 transitions. [2022-07-22 22:22:39,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.428571428571429) internal successors, (76), 10 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-07-22 22:22:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 279 transitions. [2022-07-22 22:22:40,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-07-22 22:22:40,000 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:40,000 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:40,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-22 22:22:40,000 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:40,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:40,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1668960419, now seen corresponding path program 1 times [2022-07-22 22:22:40,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:40,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200191653] [2022-07-22 22:22:40,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:40,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:22:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:22:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-22 22:22:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-22 22:22:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:22:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-22 22:22:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-22 22:22:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-22 22:22:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-22 22:22:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-22 22:22:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-22 22:22:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-22 22:22:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-22 22:22:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-22 22:22:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-22 22:22:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-22 22:22:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-22 22:22:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-22 22:22:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-22 22:22:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-22 22:22:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-22 22:22:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-22 22:22:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-22 22:22:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-22 22:22:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-22 22:22:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-07-22 22:22:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-07-22 22:22:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-22 22:22:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-07-22 22:22:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-07-22 22:22:40,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:40,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200191653] [2022-07-22 22:22:40,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200191653] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:22:40,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:22:40,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-22 22:22:40,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722403199] [2022-07-22 22:22:40,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:22:40,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-22 22:22:40,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:40,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 22:22:40,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-22 22:22:40,521 INFO L87 Difference]: Start difference. First operand 215 states and 279 transitions. Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-22 22:22:41,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:41,106 INFO L93 Difference]: Finished difference Result 385 states and 507 transitions. [2022-07-22 22:22:41,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-22 22:22:41,107 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 207 [2022-07-22 22:22:41,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:41,108 INFO L225 Difference]: With dead ends: 385 [2022-07-22 22:22:41,108 INFO L226 Difference]: Without dead ends: 231 [2022-07-22 22:22:41,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-07-22 22:22:41,109 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 266 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:41,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 401 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-22 22:22:41,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-07-22 22:22:41,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 217. [2022-07-22 22:22:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 140 states have (on average 1.2214285714285715) internal successors, (171), 142 states have internal predecessors, (171), 55 states have call successors, (55), 19 states have call predecessors, (55), 21 states have return successors, (56), 55 states have call predecessors, (56), 54 states have call successors, (56) [2022-07-22 22:22:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 282 transitions. [2022-07-22 22:22:41,121 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 282 transitions. Word has length 207 [2022-07-22 22:22:41,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:41,121 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 282 transitions. [2022-07-22 22:22:41,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-22 22:22:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 282 transitions. [2022-07-22 22:22:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-07-22 22:22:41,123 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:41,123 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:41,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-22 22:22:41,124 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:41,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:41,124 INFO L85 PathProgramCache]: Analyzing trace with hash -336287017, now seen corresponding path program 1 times [2022-07-22 22:22:41,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:41,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274700078] [2022-07-22 22:22:41,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:41,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:22:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:22:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-22 22:22:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-22 22:22:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:22:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-22 22:22:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-22 22:22:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-22 22:22:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-22 22:22:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-22 22:22:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-22 22:22:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-22 22:22:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-22 22:22:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-22 22:22:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-22 22:22:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-22 22:22:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-22 22:22:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-22 22:22:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-22 22:22:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-22 22:22:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-22 22:22:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-22 22:22:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-22 22:22:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-22 22:22:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-22 22:22:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-07-22 22:22:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-22 22:22:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-22 22:22:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-22 22:22:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-22 22:22:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,464 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-07-22 22:22:41,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:41,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274700078] [2022-07-22 22:22:41,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274700078] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:22:41,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1328379216] [2022-07-22 22:22:41,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:41,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:41,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:22:41,466 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:22:41,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-22 22:22:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:41,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 2572 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-22 22:22:41,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:22:42,771 WARN L855 $PredicateComparison]: unable to prove that (or (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (not (= 0 (select (select |c_#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)))) (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (not (= (select (select |c_#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)))) is different from true [2022-07-22 22:22:48,552 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-07-22 22:22:48,555 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:22:48,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1328379216] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:22:48,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 22:22:48,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2022-07-22 22:22:48,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685175761] [2022-07-22 22:22:48,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:22:48,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-22 22:22:48,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:48,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 22:22:48,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=175, Unknown=3, NotChecked=26, Total=240 [2022-07-22 22:22:48,557 INFO L87 Difference]: Start difference. First operand 217 states and 282 transitions. Second operand has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-22 22:22:48,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:48,754 INFO L93 Difference]: Finished difference Result 378 states and 504 transitions. [2022-07-22 22:22:48,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-22 22:22:48,756 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) Word has length 213 [2022-07-22 22:22:48,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:48,757 INFO L225 Difference]: With dead ends: 378 [2022-07-22 22:22:48,757 INFO L226 Difference]: Without dead ends: 220 [2022-07-22 22:22:48,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=51, Invalid=222, Unknown=3, NotChecked=30, Total=306 [2022-07-22 22:22:48,759 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 5 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1429 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 399 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:48,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1429 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 399 Unchecked, 0.1s Time] [2022-07-22 22:22:48,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2022-07-22 22:22:48,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 219. [2022-07-22 22:22:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 143 states have internal predecessors, (173), 55 states have call successors, (55), 20 states have call predecessors, (55), 21 states have return successors, (56), 55 states have call predecessors, (56), 54 states have call successors, (56) [2022-07-22 22:22:48,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 284 transitions. [2022-07-22 22:22:48,773 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 284 transitions. Word has length 213 [2022-07-22 22:22:48,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:48,773 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 284 transitions. [2022-07-22 22:22:48,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-22 22:22:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 284 transitions. [2022-07-22 22:22:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-07-22 22:22:48,777 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:48,777 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:48,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-22 22:22:48,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:48,992 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:48,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:48,992 INFO L85 PathProgramCache]: Analyzing trace with hash 54254165, now seen corresponding path program 1 times [2022-07-22 22:22:48,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:48,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741953163] [2022-07-22 22:22:48,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:48,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:22:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:22:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-22 22:22:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-22 22:22:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:22:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-22 22:22:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-22 22:22:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-22 22:22:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-22 22:22:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-22 22:22:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-22 22:22:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-22 22:22:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-22 22:22:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-22 22:22:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-22 22:22:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-07-22 22:22:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-22 22:22:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-22 22:22:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-22 22:22:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-22 22:22:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-22 22:22:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-22 22:22:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-22 22:22:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-22 22:22:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-07-22 22:22:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-07-22 22:22:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-07-22 22:22:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-07-22 22:22:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-22 22:22:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-07-22 22:22:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2022-07-22 22:22:49,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:49,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741953163] [2022-07-22 22:22:49,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741953163] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:22:49,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513294748] [2022-07-22 22:22:49,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:49,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:49,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:22:49,516 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:22:49,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-22 22:22:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:49,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 2602 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-22 22:22:49,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:22:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-07-22 22:22:49,963 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 22:22:49,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513294748] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:22:49,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 22:22:49,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-07-22 22:22:49,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159498876] [2022-07-22 22:22:49,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:22:49,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 22:22:49,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:49,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 22:22:49,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-07-22 22:22:49,966 INFO L87 Difference]: Start difference. First operand 219 states and 284 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-22 22:22:50,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:50,091 INFO L93 Difference]: Finished difference Result 355 states and 466 transitions. [2022-07-22 22:22:50,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 22:22:50,092 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 218 [2022-07-22 22:22:50,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:50,094 INFO L225 Difference]: With dead ends: 355 [2022-07-22 22:22:50,094 INFO L226 Difference]: Without dead ends: 221 [2022-07-22 22:22:50,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-07-22 22:22:50,095 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 2 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1182 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:50,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1182 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-22 22:22:50,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2022-07-22 22:22:50,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2022-07-22 22:22:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 143 states have (on average 1.2167832167832169) internal successors, (174), 145 states have internal predecessors, (174), 55 states have call successors, (55), 20 states have call predecessors, (55), 22 states have return successors, (59), 55 states have call predecessors, (59), 54 states have call successors, (59) [2022-07-22 22:22:50,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 288 transitions. [2022-07-22 22:22:50,115 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 288 transitions. Word has length 218 [2022-07-22 22:22:50,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:50,117 INFO L495 AbstractCegarLoop]: Abstraction has 221 states and 288 transitions. [2022-07-22 22:22:50,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-22 22:22:50,117 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 288 transitions. [2022-07-22 22:22:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-07-22 22:22:50,123 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:22:50,124 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:50,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-07-22 22:22:50,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:50,344 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:22:50,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:22:50,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1846575800, now seen corresponding path program 1 times [2022-07-22 22:22:50,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:22:50,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864228512] [2022-07-22 22:22:50,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:50,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:22:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-22 22:22:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:22:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-22 22:22:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-22 22:22:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:22:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-22 22:22:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-22 22:22:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:22:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-22 22:22:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-22 22:22:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:22:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-22 22:22:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-22 22:22:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-22 22:22:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-22 22:22:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-22 22:22:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-22 22:22:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-07-22 22:22:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-22 22:22:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-22 22:22:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-22 22:22:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-22 22:22:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-22 22:22:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-22 22:22:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-22 22:22:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-22 22:22:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-22 22:22:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-22 22:22:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-22 22:22:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-22 22:22:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-22 22:22:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-07-22 22:22:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-22 22:22:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-07-22 22:22:50,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:22:50,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864228512] [2022-07-22 22:22:50,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864228512] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:22:50,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750772341] [2022-07-22 22:22:50,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:22:50,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:50,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:22:50,695 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:22:50,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-22 22:22:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:22:51,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 2660 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 22:22:51,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:22:51,297 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 364 proven. 47 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-07-22 22:22:51,298 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 22:22:51,493 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-07-22 22:22:51,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750772341] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 22:22:51,493 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 22:22:51,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 15 [2022-07-22 22:22:51,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298204649] [2022-07-22 22:22:51,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 22:22:51,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-22 22:22:51,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:22:51,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-22 22:22:51,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-07-22 22:22:51,496 INFO L87 Difference]: Start difference. First operand 221 states and 288 transitions. Second operand has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) [2022-07-22 22:22:51,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:22:51,976 INFO L93 Difference]: Finished difference Result 280 states and 360 transitions. [2022-07-22 22:22:51,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-22 22:22:51,976 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) Word has length 230 [2022-07-22 22:22:51,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:22:51,977 INFO L225 Difference]: With dead ends: 280 [2022-07-22 22:22:51,977 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 22:22:51,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 524 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-07-22 22:22:51,978 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 190 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-22 22:22:51,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 720 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-22 22:22:51,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 22:22:51,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 22:22:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:22:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 22:22:51,979 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 230 [2022-07-22 22:22:51,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:22:51,979 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 22:22:51,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) [2022-07-22 22:22:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 22:22:51,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 22:22:51,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 22:22:52,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-22 22:22:52,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:22:52,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 22:22:52,710 INFO L899 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2022-07-22 22:22:52,710 INFO L895 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,710 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,710 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2022-07-22 22:22:52,710 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2022-07-22 22:22:52,710 INFO L899 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point aws_hash_table_is_validENTRY(lines 9988 9991) the Hoare annotation is: true [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validEXIT(lines 9988 9991) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L895 garLoopResultBuilder]: At program point L9990-4(line 9990) the Hoare annotation is: (let ((.cse0 (or (= (select (select |#memory_$Pointer$.base| |aws_hash_table_is_valid_#in~map.base|) |aws_hash_table_is_valid_#in~map.offset|) 0) |aws_hash_table_is_valid_#t~short1284|)) (.cse1 (= aws_hash_table_is_valid_~map.offset |aws_hash_table_is_valid_#in~map.offset|)) (.cse2 (= |aws_hash_table_is_valid_#in~map.base| aws_hash_table_is_valid_~map.base))) (or (and (<= |aws_hash_table_is_valid_#in~map.base| 0) .cse0 (<= 0 |aws_hash_table_is_valid_#in~map.base|) .cse1 .cse2) (not (< 0 |#StackHeapBarrier|)) (let ((.cse7 (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)) (.cse4 (= 0 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)))) (let ((.cse3 (or (not .cse7) (not .cse4)))) (and (or (and .cse3 |aws_hash_table_is_valid_#t~short1284|) (and (not |aws_hash_table_is_valid_#t~short1284|) .cse4)) .cse0 .cse1 .cse2 (or (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (let ((.cse5 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))) (and (= |aws_hash_table_is_valid_#t~mem1282.offset| .cse5) (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) |aws_hash_table_is_valid_#t~mem1282.base|) (not (= 0 .cse5))))) (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (let ((.cse6 (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))) (and (not (= .cse6 0)) (= |aws_hash_table_is_valid_#t~mem1282.offset| (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)) (= .cse6 |aws_hash_table_is_valid_#t~mem1282.base|))))) (or (and (not |aws_hash_table_is_valid_#t~short1281|) .cse7 .cse4) (and .cse3 |aws_hash_table_is_valid_#t~short1281|))))))) [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validFINAL(lines 9988 9991) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point L9140(line 9140) the Hoare annotation is: true [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point L9140-1(line 9140) the Hoare annotation is: true [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9140-2(line 9140) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point L9640-3(line 9640) the Hoare annotation is: true [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9640-4(line 9640) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point L9640-5(lines 9603 9641) the Hoare annotation is: true [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9640-6(lines 9603 9641) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9640(line 9640) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L899 garLoopResultBuilder]: For program point L9640-1(line 9640) no Hoare annotation was computed. [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point L9604(line 9604) the Hoare annotation is: true [2022-07-22 22:22:52,711 INFO L902 garLoopResultBuilder]: At program point L9604-1(line 9604) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9604-2(line 9604) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9629(lines 9629 9631) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9142-1(line 9142) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9621(lines 9621 9623) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9142-2(line 9142) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9142-3(line 9142) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9142-5(line 9142) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9142-6(line 9142) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point s_remove_entryENTRY(lines 9603 9641) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9617-2(lines 9617 9636) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9142-8(line 9142) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9605(line 9605) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9605-1(line 9605) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9139(lines 9139 9143) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point s_remove_entryEXIT(lines 9603 9641) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9639-2(lines 9603 9641) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L902 garLoopResultBuilder]: At program point L9606-2(line 9606) the Hoare annotation is: true [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9606-3(line 9606) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9639(line 9639) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9606(line 9606) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point L9639-1(line 9639) no Hoare annotation was computed. [2022-07-22 22:22:52,712 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-22 22:22:52,713 INFO L902 garLoopResultBuilder]: At program point L10108(line 10108) the Hoare annotation is: true [2022-07-22 22:22:52,713 INFO L895 garLoopResultBuilder]: At program point hash_table_state_required_bytesENTRY(lines 10101 10113) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10108-1(line 10108) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10108-2(lines 10108 10110) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L895 garLoopResultBuilder]: At program point L10104(line 10104) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10104-1(line 10104) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesEXIT(lines 10101 10113) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10104-2(lines 10104 10106) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesFINAL(lines 10101 10113) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L902 garLoopResultBuilder]: At program point aws_hash_iter_is_validENTRY(lines 10052 10093) the Hoare annotation is: true [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validEXIT(lines 10052 10093) no Hoare annotation was computed. [2022-07-22 22:22:52,713 INFO L895 garLoopResultBuilder]: At program point L10064(line 10064) the Hoare annotation is: (or (and (= |aws_hash_iter_is_valid_#in~iter.base| 0) (= aws_hash_iter_is_valid_~iter.base |aws_hash_iter_is_valid_#in~iter.base|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validFINAL(lines 10052 10093) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,714 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-07-22 22:22:52,714 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L895 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point L6852(line 6852) no Hoare annotation was computed. [2022-07-22 22:22:52,714 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_plusENTRY(lines 248 251) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,714 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusFINAL(lines 248 251) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusEXIT(lines 248 251) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L902 garLoopResultBuilder]: At program point hash_table_state_is_validENTRY(lines 9999 10046) the Hoare annotation is: true [2022-07-22 22:22:52,715 INFO L902 garLoopResultBuilder]: At program point L10027(line 10027) the Hoare annotation is: true [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point L10027-1(line 10027) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validEXIT(lines 9999 10046) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validFINAL(lines 9999 10046) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-07-22 22:22:52,715 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-22 22:22:52,715 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoFINAL(lines 2626 2631) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoEXIT(lines 2626 2631) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L902 garLoopResultBuilder]: At program point aws_is_power_of_twoENTRY(lines 2626 2631) the Hoare annotation is: true [2022-07-22 22:22:52,716 INFO L902 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: true [2022-07-22 22:22:52,716 INFO L895 garLoopResultBuilder]: At program point aws_add_size_checkedENTRY(lines 2613 2621) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,716 INFO L895 garLoopResultBuilder]: At program point L2542(line 2542) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L2543-1(line 2543) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L895 garLoopResultBuilder]: At program point L2543(line 2543) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedFINAL(lines 2613 2621) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedEXIT(lines 2613 2621) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9883(lines 9883 9885) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L902 garLoopResultBuilder]: At program point L9887(line 9887) the Hoare annotation is: true [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9887-1(line 9887) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9883-2(lines 9883 9885) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L902 garLoopResultBuilder]: At program point L9900(line 9900) the Hoare annotation is: true [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9900-1(line 9900) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9892(line 9892) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9892-2(lines 9892 9894) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L902 garLoopResultBuilder]: At program point L9884(line 9884) the Hoare annotation is: true [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteFINAL(lines 9871 9904) no Hoare annotation was computed. [2022-07-22 22:22:52,716 INFO L899 garLoopResultBuilder]: For program point L9884-1(line 9884) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9892-4(lines 9892 9894) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9876(line 9876) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9876-1(line 9876) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9876-2(line 9876) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point aws_hash_iter_deleteENTRY(lines 9871 9904) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteEXIT(lines 9871 9904) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9877(line 9877) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9877-1(line 9877) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9882(lines 9882 9889) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9886(lines 9886 9888) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9874(line 9874) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9882-1(lines 9882 9889) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9903-2(line 9903) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9874-1(line 9874) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9903(line 9903) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9903-1(line 9903) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L902 garLoopResultBuilder]: At program point L9891(line 9891) the Hoare annotation is: true [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L9891-1(line 9891) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L899 garLoopResultBuilder]: For program point L6815-1(line 6815) no Hoare annotation was computed. [2022-07-22 22:22:52,717 INFO L895 garLoopResultBuilder]: At program point L6815(line 6815) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,717 INFO L895 garLoopResultBuilder]: At program point L6811-1(line 6811) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,717 INFO L895 garLoopResultBuilder]: At program point L6811(line 6811) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L6815-3(line 6815) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L6815-2(line 6815) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L6840-1(line 6840) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L6840(line 6840) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L10131(line 10131) the Hoare annotation is: false [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L10131-1(line 10131) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L10127(line 10127) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (< 1 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L10127-1(line 10127) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L10119-2(line 10119) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L10119-3(line 10119) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L10119(line 10119) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L6816-1(line 6816) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L6816(line 6816) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L6812-1(line 6812) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L6812(line 6812) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L10132(line 10132) the Hoare annotation is: false [2022-07-22 22:22:52,718 INFO L899 garLoopResultBuilder]: For program point L6841-1(line 6841) no Hoare annotation was computed. [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L10132-1(line 10132) the Hoare annotation is: false [2022-07-22 22:22:52,718 INFO L895 garLoopResultBuilder]: At program point L6841(line 6841) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,719 INFO L899 garLoopResultBuilder]: For program point L10132-2(line 10132) no Hoare annotation was computed. [2022-07-22 22:22:52,719 INFO L895 garLoopResultBuilder]: At program point L6833(lines 6831 6834) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,719 INFO L895 garLoopResultBuilder]: At program point L10128(line 10128) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (< 1 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,719 INFO L895 garLoopResultBuilder]: At program point L10128-1(line 10128) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= 0 |ULTIMATE.start_aws_hash_iter_delete_harness_#t~ret1341#1|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2022-07-22 22:22:52,719 INFO L899 garLoopResultBuilder]: For program point L10128-2(line 10128) no Hoare annotation was computed. [2022-07-22 22:22:52,719 INFO L899 garLoopResultBuilder]: For program point L10120-3(line 10120) no Hoare annotation was computed. [2022-07-22 22:22:52,721 INFO L899 garLoopResultBuilder]: For program point L10120(line 10120) no Hoare annotation was computed. [2022-07-22 22:22:52,721 INFO L895 garLoopResultBuilder]: At program point L10120-2(line 10120) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 22:22:52,721 INFO L899 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2022-07-22 22:22:52,721 INFO L895 garLoopResultBuilder]: At program point L6810(line 6810) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,721 INFO L895 garLoopResultBuilder]: At program point L6843(lines 6837 6844) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,721 INFO L899 garLoopResultBuilder]: For program point L6839-1(line 6839) no Hoare annotation was computed. [2022-07-22 22:22:52,722 INFO L895 garLoopResultBuilder]: At program point L6839(line 6839) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,722 INFO L899 garLoopResultBuilder]: For program point L6810-1(line 6810) no Hoare annotation was computed. [2022-07-22 22:22:52,722 INFO L895 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: false [2022-07-22 22:22:52,722 INFO L902 garLoopResultBuilder]: At program point L10134(line 10134) the Hoare annotation is: true [2022-07-22 22:22:52,722 INFO L895 garLoopResultBuilder]: At program point L10122(line 10122) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,722 INFO L895 garLoopResultBuilder]: At program point L10130-1(line 10130) the Hoare annotation is: false [2022-07-22 22:22:52,722 INFO L899 garLoopResultBuilder]: For program point L10130-2(line 10130) no Hoare annotation was computed. [2022-07-22 22:22:52,722 INFO L895 garLoopResultBuilder]: At program point L10118-1(line 10118) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,722 INFO L899 garLoopResultBuilder]: For program point L10118-2(line 10118) no Hoare annotation was computed. [2022-07-22 22:22:52,722 INFO L899 garLoopResultBuilder]: For program point L10114(lines 10114 10133) no Hoare annotation was computed. [2022-07-22 22:22:52,723 INFO L899 garLoopResultBuilder]: For program point L10122-1(line 10122) no Hoare annotation was computed. [2022-07-22 22:22:52,723 INFO L895 garLoopResultBuilder]: At program point L10118(line 10118) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-22 22:22:52,723 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-22 22:22:52,723 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-22 22:22:52,723 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-22 22:22:52,723 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:22:52,723 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:22:52,723 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-22 22:22:52,725 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:22:52,727 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 22:22:52,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 10:22:52 BoogieIcfgContainer [2022-07-22 22:22:52,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 22:22:52,739 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 22:22:52,739 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 22:22:52,739 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 22:22:52,740 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:22:35" (3/4) ... [2022-07-22 22:22:52,742 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 22:22:52,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_table_is_valid [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_is_valid [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s_remove_entry [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_required_bytes [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-22 22:22:52,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_power_of_two [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_is_valid [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_add_size_checked [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_delete [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-22 22:22:52,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_plus [2022-07-22 22:22:52,766 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2022-07-22 22:22:52,767 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-22 22:22:52,768 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-07-22 22:22:52,769 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-22 22:22:52,770 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-22 22:22:52,771 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-22 22:22:52,772 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 22:22:52,772 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 22:22:53,076 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 22:22:53,076 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 22:22:53,077 INFO L158 Benchmark]: Toolchain (without parser) took 20899.32ms. Allocated memory was 100.7MB in the beginning and 415.2MB in the end (delta: 314.6MB). Free memory was 63.1MB in the beginning and 307.9MB in the end (delta: -244.7MB). Peak memory consumption was 252.0MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,077 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:22:53,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2086.24ms. Allocated memory was 100.7MB in the beginning and 186.6MB in the end (delta: 86.0MB). Free memory was 63.1MB in the beginning and 102.5MB in the end (delta: -39.4MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.25ms. Allocated memory is still 186.6MB. Free memory was 102.5MB in the beginning and 91.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,078 INFO L158 Benchmark]: Boogie Preprocessor took 53.01ms. Allocated memory is still 186.6MB. Free memory was 91.0MB in the beginning and 82.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,078 INFO L158 Benchmark]: RCFGBuilder took 1134.91ms. Allocated memory is still 186.6MB. Free memory was 82.6MB in the beginning and 92.9MB in the end (delta: -10.3MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,079 INFO L158 Benchmark]: TraceAbstraction took 17153.97ms. Allocated memory was 186.6MB in the beginning and 346.0MB in the end (delta: 159.4MB). Free memory was 91.8MB in the beginning and 153.7MB in the end (delta: -61.9MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,079 INFO L158 Benchmark]: Witness Printer took 337.55ms. Allocated memory was 346.0MB in the beginning and 415.2MB in the end (delta: 69.2MB). Free memory was 153.7MB in the beginning and 307.9MB in the end (delta: -154.1MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2022-07-22 22:22:53,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2086.24ms. Allocated memory was 100.7MB in the beginning and 186.6MB in the end (delta: 86.0MB). Free memory was 63.1MB in the beginning and 102.5MB in the end (delta: -39.4MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.25ms. Allocated memory is still 186.6MB. Free memory was 102.5MB in the beginning and 91.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.01ms. Allocated memory is still 186.6MB. Free memory was 91.0MB in the beginning and 82.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1134.91ms. Allocated memory is still 186.6MB. Free memory was 82.6MB in the beginning and 92.9MB in the end (delta: -10.3MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 17153.97ms. Allocated memory was 186.6MB in the beginning and 346.0MB in the end (delta: 159.4MB). Free memory was 91.8MB in the beginning and 153.7MB in the end (delta: -61.9MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. * Witness Printer took 337.55ms. Allocated memory was 346.0MB in the beginning and 415.2MB in the end (delta: 69.2MB). Free memory was 153.7MB in the beginning and 307.9MB in the end (delta: -154.1MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.1s, OverallIterations: 7, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 897 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 845 mSDsluCounter, 5690 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 399 IncrementalHoareTripleChecker+Unchecked, 4112 mSDsCounter, 516 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3006 IncrementalHoareTripleChecker+Invalid, 3921 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 516 mSolverCounterUnsat, 1578 mSDtfsCounter, 3006 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1697 GetRequests, 1618 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=6, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 29 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 82 LocationsWithAnnotation, 605 PreInvPairs, 631 NumberOfFragments, 775 HoareAnnotationTreeSize, 605 FomulaSimplifications, 35 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 82 FomulaSimplificationsInter, 433 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 2339 NumberOfCodeBlocks, 2339 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2357 ConstructedInterpolants, 5 QuantifiedInterpolants, 3575 SizeOfPredicates, 15 NumberOfNonLiveVariables, 12922 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 7655/7737 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6831]: Loop Invariant Derived loop invariant: ((!(map == 0) && map == map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6837]: Loop Invariant Derived loop invariant: ((!(map == 0) && map == map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 10134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9617]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-22 22:22:53,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE