./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 69a4e17497471d2fff231bad199d28dc26e616d1fdaf7fc57a8b45b8dfdd40ce .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:05:05,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:05:05,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:05:05,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:05:05,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:05:05,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:05:05,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:05:05,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:05:05,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:05:05,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:05:05,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:05:05,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:05:05,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:05:05,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:05:05,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:05:05,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:05:05,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:05:05,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:05:05,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:05:05,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:05:05,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:05:05,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:05:05,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:05:05,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:05:05,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:05:05,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:05:05,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:05:05,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:05:05,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:05:05,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:05:05,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:05:05,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:05:05,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:05:05,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:05:05,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:05:05,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:05:05,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:05:05,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:05:05,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:05:05,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:05:05,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:05:05,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 09:05:05,276 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:05:05,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:05:05,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:05:05,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:05:05,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:05:05,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:05:05,282 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:05:05,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:05:05,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:05:05,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:05:05,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:05:05,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:05:05,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:05:05,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:05:05,285 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:05:05,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:05:05,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:05:05,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:05:05,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:05:05,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:05:05,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:05:05,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:05:05,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:05:05,288 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:05:05,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:05:05,288 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:05:05,288 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:05:05,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:05:05,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:05:05,291 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4e17497471d2fff231bad199d28dc26e616d1fdaf7fc57a8b45b8dfdd40ce [2021-10-28 09:05:05,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:05:05,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:05:05,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:05:05,635 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:05:05,636 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:05:05,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i [2021-10-28 09:05:05,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/data/afc2b9132/f8ed0a75697e42919525372f6ab11f01/FLAG78281e67e [2021-10-28 09:05:06,751 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:05:06,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i [2021-10-28 09:05:06,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/data/afc2b9132/f8ed0a75697e42919525372f6ab11f01/FLAG78281e67e [2021-10-28 09:05:07,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/data/afc2b9132/f8ed0a75697e42919525372f6ab11f01 [2021-10-28 09:05:07,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:05:07,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:05:07,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:05:07,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:05:07,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:05:07,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:05:07" (1/1) ... [2021-10-28 09:05:07,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5741934a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:07, skipping insertion in model container [2021-10-28 09:05:07,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:05:07" (1/1) ... [2021-10-28 09:05:07,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:05:07,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:05:07,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4496,4509] [2021-10-28 09:05:07,751 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4556,4569] [2021-10-28 09:05:07,790 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 09:05:07,808 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 09:05:09,115 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,121 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,121 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,122 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,124 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,150 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,151 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,153 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,153 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:09,793 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 09:05:09,795 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 09:05:09,797 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 09:05:09,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 09:05:09,805 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 09:05:09,806 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 09:05:09,807 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 09:05:09,808 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 09:05:09,809 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 09:05:09,810 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 09:05:10,034 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 09:05:10,184 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,202 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:05:10,403 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:05:10,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4496,4509] [2021-10-28 09:05:10,440 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4556,4569] [2021-10-28 09:05:10,442 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 09:05:10,447 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 09:05:10,503 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,503 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,505 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,506 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,510 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,517 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,518 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,519 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,520 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,578 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 09:05:10,579 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 09:05:10,585 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 09:05:10,586 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 09:05:10,588 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 09:05:10,589 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 09:05:10,590 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 09:05:10,590 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 09:05:10,591 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 09:05:10,591 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 09:05:10,629 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 09:05:10,766 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,766 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:05:10,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:05:11,111 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:05:11,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11 WrapperNode [2021-10-28 09:05:11,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:05:11,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:05:11,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:05:11,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:05:11,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:05:11,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:05:11,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:05:11,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:05:11,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:05:11,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:05:11,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:05:11,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:05:11,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (1/1) ... [2021-10-28 09:05:11,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:05:11,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:11,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:11,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:05:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-10-28 09:05:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:05:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:05:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 09:05:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 09:05:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:05:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:05:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 09:05:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:05:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 09:05:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 09:05:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:05:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:05:24,019 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:05:24,020 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-10-28 09:05:24,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:24 BoogieIcfgContainer [2021-10-28 09:05:24,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:05:24,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:05:24,025 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:05:24,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:05:24,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:05:07" (1/3) ... [2021-10-28 09:05:24,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77fd297d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:05:24, skipping insertion in model container [2021-10-28 09:05:24,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:11" (2/3) ... [2021-10-28 09:05:24,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77fd297d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:05:24, skipping insertion in model container [2021-10-28 09:05:24,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:24" (3/3) ... [2021-10-28 09:05:24,032 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_buf_harness.i [2021-10-28 09:05:24,038 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:05:24,038 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-10-28 09:05:24,089 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:05:24,094 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:05:24,095 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-28 09:05:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand has 135 states, 129 states have (on average 1.441860465116279) internal successors, (186), 134 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:05:24,120 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:24,121 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:24,122 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:24,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:24,127 INFO L85 PathProgramCache]: Analyzing trace with hash -33682430, now seen corresponding path program 1 times [2021-10-28 09:05:24,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:24,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781832319] [2021-10-28 09:05:24,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:24,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:24,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:24,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781832319] [2021-10-28 09:05:24,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781832319] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:24,967 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:24,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:05:24,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001850831] [2021-10-28 09:05:24,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:05:24,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:24,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:05:24,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:05:24,998 INFO L87 Difference]: Start difference. First operand has 135 states, 129 states have (on average 1.441860465116279) internal successors, (186), 134 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:25,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:25,032 INFO L93 Difference]: Finished difference Result 264 states and 364 transitions. [2021-10-28 09:05:25,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:05:25,035 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 09:05:25,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:25,045 INFO L225 Difference]: With dead ends: 264 [2021-10-28 09:05:25,047 INFO L226 Difference]: Without dead ends: 130 [2021-10-28 09:05:25,057 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:05:25,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-28 09:05:25,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-10-28 09:05:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 125 states have (on average 1.328) internal successors, (166), 129 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:25,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 166 transitions. [2021-10-28 09:05:25,131 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 166 transitions. Word has length 36 [2021-10-28 09:05:25,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:25,131 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 166 transitions. [2021-10-28 09:05:25,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:25,133 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 166 transitions. [2021-10-28 09:05:25,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:05:25,138 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:25,138 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:25,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:05:25,139 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:25,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:25,147 INFO L85 PathProgramCache]: Analyzing trace with hash 611425668, now seen corresponding path program 1 times [2021-10-28 09:05:25,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:25,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224993994] [2021-10-28 09:05:25,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:25,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:25,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:25,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224993994] [2021-10-28 09:05:25,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224993994] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:25,757 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:25,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:05:25,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144611771] [2021-10-28 09:05:25,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:05:25,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:25,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:05:25,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:05:25,760 INFO L87 Difference]: Start difference. First operand 130 states and 166 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:26,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:26,200 INFO L93 Difference]: Finished difference Result 270 states and 345 transitions. [2021-10-28 09:05:26,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:05:26,202 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 09:05:26,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:26,204 INFO L225 Difference]: With dead ends: 270 [2021-10-28 09:05:26,205 INFO L226 Difference]: Without dead ends: 213 [2021-10-28 09:05:26,206 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:05:26,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-10-28 09:05:26,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 160. [2021-10-28 09:05:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.3290322580645162) internal successors, (206), 159 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 206 transitions. [2021-10-28 09:05:26,223 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 206 transitions. Word has length 36 [2021-10-28 09:05:26,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:26,224 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 206 transitions. [2021-10-28 09:05:26,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 206 transitions. [2021-10-28 09:05:26,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:05:26,226 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:26,227 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:26,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:05:26,227 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:26,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:26,228 INFO L85 PathProgramCache]: Analyzing trace with hash -668438010, now seen corresponding path program 1 times [2021-10-28 09:05:26,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:26,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171371025] [2021-10-28 09:05:26,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:26,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:26,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:26,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171371025] [2021-10-28 09:05:26,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171371025] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:26,626 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:26,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:05:26,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500039125] [2021-10-28 09:05:26,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:05:26,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:26,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:05:26,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:05:26,628 INFO L87 Difference]: Start difference. First operand 160 states and 206 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:26,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:26,771 INFO L93 Difference]: Finished difference Result 279 states and 361 transitions. [2021-10-28 09:05:26,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:05:26,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 09:05:26,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:26,774 INFO L225 Difference]: With dead ends: 279 [2021-10-28 09:05:26,774 INFO L226 Difference]: Without dead ends: 160 [2021-10-28 09:05:26,775 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:05:26,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-10-28 09:05:26,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2021-10-28 09:05:26,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.3161290322580645) internal successors, (204), 159 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:26,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 204 transitions. [2021-10-28 09:05:26,797 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 204 transitions. Word has length 36 [2021-10-28 09:05:26,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:26,798 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 204 transitions. [2021-10-28 09:05:26,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:26,798 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 204 transitions. [2021-10-28 09:05:26,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-28 09:05:26,806 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:26,807 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:26,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:05:26,807 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:26,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:26,810 INFO L85 PathProgramCache]: Analyzing trace with hash 757391355, now seen corresponding path program 1 times [2021-10-28 09:05:26,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:26,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289526925] [2021-10-28 09:05:26,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:26,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:27,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:27,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289526925] [2021-10-28 09:05:27,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289526925] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:27,410 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:27,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:05:27,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112293257] [2021-10-28 09:05:27,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:05:27,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:27,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:05:27,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:05:27,412 INFO L87 Difference]: Start difference. First operand 160 states and 204 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:27,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:27,493 INFO L93 Difference]: Finished difference Result 323 states and 414 transitions. [2021-10-28 09:05:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:05:27,495 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-10-28 09:05:27,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:27,498 INFO L225 Difference]: With dead ends: 323 [2021-10-28 09:05:27,498 INFO L226 Difference]: Without dead ends: 279 [2021-10-28 09:05:27,499 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:05:27,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-10-28 09:05:27,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 260. [2021-10-28 09:05:27,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 255 states have (on average 1.3215686274509804) internal successors, (337), 259 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 337 transitions. [2021-10-28 09:05:27,540 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 337 transitions. Word has length 42 [2021-10-28 09:05:27,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:27,541 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 337 transitions. [2021-10-28 09:05:27,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 337 transitions. [2021-10-28 09:05:27,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 09:05:27,545 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:27,545 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:27,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:05:27,550 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:27,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:27,554 INFO L85 PathProgramCache]: Analyzing trace with hash -411084698, now seen corresponding path program 1 times [2021-10-28 09:05:27,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:27,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353930637] [2021-10-28 09:05:27,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:27,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:28,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:28,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353930637] [2021-10-28 09:05:28,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353930637] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:28,543 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:28,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:05:28,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691752792] [2021-10-28 09:05:28,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:05:28,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:28,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:05:28,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:05:28,546 INFO L87 Difference]: Start difference. First operand 260 states and 337 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:28,970 INFO L93 Difference]: Finished difference Result 396 states and 500 transitions. [2021-10-28 09:05:28,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:05:28,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-28 09:05:28,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:28,980 INFO L225 Difference]: With dead ends: 396 [2021-10-28 09:05:28,981 INFO L226 Difference]: Without dead ends: 390 [2021-10-28 09:05:28,982 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:05:28,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-28 09:05:29,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 260. [2021-10-28 09:05:29,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 255 states have (on average 1.3176470588235294) internal successors, (336), 259 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:29,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 336 transitions. [2021-10-28 09:05:29,009 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 336 transitions. Word has length 52 [2021-10-28 09:05:29,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:29,009 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 336 transitions. [2021-10-28 09:05:29,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:29,010 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 336 transitions. [2021-10-28 09:05:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 09:05:29,011 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:29,011 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:29,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:05:29,012 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:29,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:29,024 INFO L85 PathProgramCache]: Analyzing trace with hash -554061217, now seen corresponding path program 1 times [2021-10-28 09:05:29,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:29,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438115123] [2021-10-28 09:05:29,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:29,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:29,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:29,799 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438115123] [2021-10-28 09:05:29,799 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438115123] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:29,799 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:29,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:05:29,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526626673] [2021-10-28 09:05:29,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:05:29,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:29,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:05:29,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:05:29,802 INFO L87 Difference]: Start difference. First operand 260 states and 336 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:30,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:30,464 INFO L93 Difference]: Finished difference Result 325 states and 413 transitions. [2021-10-28 09:05:30,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 09:05:30,465 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-28 09:05:30,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:30,468 INFO L225 Difference]: With dead ends: 325 [2021-10-28 09:05:30,468 INFO L226 Difference]: Without dead ends: 279 [2021-10-28 09:05:30,470 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-10-28 09:05:30,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-10-28 09:05:30,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 241. [2021-10-28 09:05:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 236 states have (on average 1.3093220338983051) internal successors, (309), 240 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 309 transitions. [2021-10-28 09:05:30,486 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 309 transitions. Word has length 53 [2021-10-28 09:05:30,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:30,487 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 309 transitions. [2021-10-28 09:05:30,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:30,488 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 309 transitions. [2021-10-28 09:05:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 09:05:30,489 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:30,490 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:30,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:05:30,490 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:30,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:30,491 INFO L85 PathProgramCache]: Analyzing trace with hash 34355644, now seen corresponding path program 1 times [2021-10-28 09:05:30,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:30,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202242619] [2021-10-28 09:05:30,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:30,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:31,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:31,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202242619] [2021-10-28 09:05:31,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202242619] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:31,066 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:31,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:05:31,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634772949] [2021-10-28 09:05:31,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:05:31,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:31,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:05:31,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:05:31,069 INFO L87 Difference]: Start difference. First operand 241 states and 309 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:31,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:31,738 INFO L93 Difference]: Finished difference Result 340 states and 431 transitions. [2021-10-28 09:05:31,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 09:05:31,739 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 09:05:31,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:31,741 INFO L225 Difference]: With dead ends: 340 [2021-10-28 09:05:31,741 INFO L226 Difference]: Without dead ends: 260 [2021-10-28 09:05:31,743 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2021-10-28 09:05:31,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-28 09:05:31,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 241. [2021-10-28 09:05:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 236 states have (on average 1.3008474576271187) internal successors, (307), 240 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 307 transitions. [2021-10-28 09:05:31,756 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 307 transitions. Word has length 54 [2021-10-28 09:05:31,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:31,757 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 307 transitions. [2021-10-28 09:05:31,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:31,758 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 307 transitions. [2021-10-28 09:05:31,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 09:05:31,759 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:31,759 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:31,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:05:31,760 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:31,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:31,761 INFO L85 PathProgramCache]: Analyzing trace with hash -4365538, now seen corresponding path program 1 times [2021-10-28 09:05:31,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:31,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850389670] [2021-10-28 09:05:31,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:31,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:32,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:32,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:32,127 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850389670] [2021-10-28 09:05:32,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850389670] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:32,127 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:32,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:05:32,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456396656] [2021-10-28 09:05:32,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:05:32,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:32,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:05:32,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:05:32,130 INFO L87 Difference]: Start difference. First operand 241 states and 307 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:34,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:34,917 INFO L93 Difference]: Finished difference Result 672 states and 857 transitions. [2021-10-28 09:05:34,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:05:34,918 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 09:05:34,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:34,923 INFO L225 Difference]: With dead ends: 672 [2021-10-28 09:05:34,924 INFO L226 Difference]: Without dead ends: 485 [2021-10-28 09:05:34,925 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:05:34,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2021-10-28 09:05:34,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 271. [2021-10-28 09:05:34,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 266 states have (on average 1.3082706766917294) internal successors, (348), 270 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:34,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 348 transitions. [2021-10-28 09:05:34,943 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 348 transitions. Word has length 56 [2021-10-28 09:05:34,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:34,944 INFO L470 AbstractCegarLoop]: Abstraction has 271 states and 348 transitions. [2021-10-28 09:05:34,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 348 transitions. [2021-10-28 09:05:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 09:05:34,946 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:34,946 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:34,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:05:34,947 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:34,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:34,948 INFO L85 PathProgramCache]: Analyzing trace with hash 675692832, now seen corresponding path program 1 times [2021-10-28 09:05:34,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:34,948 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262201530] [2021-10-28 09:05:34,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:34,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:39,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:39,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262201530] [2021-10-28 09:05:39,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262201530] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:39,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:39,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:05:39,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679269244] [2021-10-28 09:05:39,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:05:39,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:39,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:05:39,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:05:39,518 INFO L87 Difference]: Start difference. First operand 271 states and 348 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:42,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:42,632 INFO L93 Difference]: Finished difference Result 559 states and 719 transitions. [2021-10-28 09:05:42,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 09:05:42,633 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 09:05:42,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:42,636 INFO L225 Difference]: With dead ends: 559 [2021-10-28 09:05:42,637 INFO L226 Difference]: Without dead ends: 362 [2021-10-28 09:05:42,638 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-10-28 09:05:42,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-10-28 09:05:42,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 283. [2021-10-28 09:05:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.2805755395683454) internal successors, (356), 282 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 356 transitions. [2021-10-28 09:05:42,655 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 356 transitions. Word has length 56 [2021-10-28 09:05:42,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:42,655 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 356 transitions. [2021-10-28 09:05:42,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 356 transitions. [2021-10-28 09:05:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 09:05:42,657 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:42,657 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:42,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:05:42,658 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:42,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:42,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1196814362, now seen corresponding path program 1 times [2021-10-28 09:05:42,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:42,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032483772] [2021-10-28 09:05:42,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:42,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:43,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:43,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:43,434 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032483772] [2021-10-28 09:05:43,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032483772] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:43,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:43,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:05:43,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169618464] [2021-10-28 09:05:43,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:05:43,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:43,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:05:43,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:05:43,437 INFO L87 Difference]: Start difference. First operand 283 states and 356 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:44,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:44,062 INFO L93 Difference]: Finished difference Result 572 states and 712 transitions. [2021-10-28 09:05:44,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:05:44,063 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-28 09:05:44,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:44,066 INFO L225 Difference]: With dead ends: 572 [2021-10-28 09:05:44,066 INFO L226 Difference]: Without dead ends: 361 [2021-10-28 09:05:44,067 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:05:44,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-10-28 09:05:44,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 283. [2021-10-28 09:05:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.2733812949640289) internal successors, (354), 282 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 354 transitions. [2021-10-28 09:05:44,086 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 354 transitions. Word has length 60 [2021-10-28 09:05:44,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:44,087 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 354 transitions. [2021-10-28 09:05:44,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:44,087 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 354 transitions. [2021-10-28 09:05:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:05:44,088 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:44,089 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:44,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:05:44,090 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:44,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:44,090 INFO L85 PathProgramCache]: Analyzing trace with hash 148552467, now seen corresponding path program 1 times [2021-10-28 09:05:44,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:44,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589680577] [2021-10-28 09:05:44,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:44,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:44,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:44,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589680577] [2021-10-28 09:05:44,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589680577] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:44,440 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:44,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:05:44,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429720253] [2021-10-28 09:05:44,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:05:44,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:44,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:05:44,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:05:44,442 INFO L87 Difference]: Start difference. First operand 283 states and 354 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:44,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:44,640 INFO L93 Difference]: Finished difference Result 534 states and 668 transitions. [2021-10-28 09:05:44,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:05:44,641 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:05:44,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:44,644 INFO L225 Difference]: With dead ends: 534 [2021-10-28 09:05:44,645 INFO L226 Difference]: Without dead ends: 305 [2021-10-28 09:05:44,645 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:05:44,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-28 09:05:44,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 281. [2021-10-28 09:05:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 276 states have (on average 1.2536231884057971) internal successors, (346), 280 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:44,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 346 transitions. [2021-10-28 09:05:44,663 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 346 transitions. Word has length 62 [2021-10-28 09:05:44,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:44,663 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 346 transitions. [2021-10-28 09:05:44,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 346 transitions. [2021-10-28 09:05:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:05:44,665 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:44,666 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:44,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:05:44,666 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:44,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:44,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1653178447, now seen corresponding path program 1 times [2021-10-28 09:05:44,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:44,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126661813] [2021-10-28 09:05:44,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:44,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:44,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:44,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:44,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126661813] [2021-10-28 09:05:44,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126661813] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:44,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:44,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:05:44,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102876507] [2021-10-28 09:05:44,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:05:44,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:44,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:05:44,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:05:44,952 INFO L87 Difference]: Start difference. First operand 281 states and 346 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:45,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:45,157 INFO L93 Difference]: Finished difference Result 554 states and 675 transitions. [2021-10-28 09:05:45,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:05:45,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:05:45,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:45,161 INFO L225 Difference]: With dead ends: 554 [2021-10-28 09:05:45,161 INFO L226 Difference]: Without dead ends: 321 [2021-10-28 09:05:45,162 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:05:45,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2021-10-28 09:05:45,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 275. [2021-10-28 09:05:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 270 states have (on average 1.2259259259259259) internal successors, (331), 274 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 331 transitions. [2021-10-28 09:05:45,178 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 331 transitions. Word has length 62 [2021-10-28 09:05:45,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:45,181 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 331 transitions. [2021-10-28 09:05:45,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 331 transitions. [2021-10-28 09:05:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:05:45,206 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:45,206 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:45,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 09:05:45,207 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:45,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:45,208 INFO L85 PathProgramCache]: Analyzing trace with hash -396209395, now seen corresponding path program 1 times [2021-10-28 09:05:45,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:45,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070280657] [2021-10-28 09:05:45,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:45,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:45,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:45,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:45,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070280657] [2021-10-28 09:05:45,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070280657] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:45,763 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:45,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:05:45,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505252648] [2021-10-28 09:05:45,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:05:45,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:45,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:05:45,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:05:45,765 INFO L87 Difference]: Start difference. First operand 275 states and 331 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:54,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:05:54,016 INFO L93 Difference]: Finished difference Result 712 states and 839 transitions. [2021-10-28 09:05:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:05:54,017 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:05:54,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:05:54,022 INFO L225 Difference]: With dead ends: 712 [2021-10-28 09:05:54,022 INFO L226 Difference]: Without dead ends: 700 [2021-10-28 09:05:54,023 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2021-10-28 09:05:54,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2021-10-28 09:05:54,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 461. [2021-10-28 09:05:54,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 456 states have (on average 1.2456140350877194) internal successors, (568), 460 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:54,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 568 transitions. [2021-10-28 09:05:54,056 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 568 transitions. Word has length 62 [2021-10-28 09:05:54,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:05:54,057 INFO L470 AbstractCegarLoop]: Abstraction has 461 states and 568 transitions. [2021-10-28 09:05:54,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:54,057 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 568 transitions. [2021-10-28 09:05:54,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:05:54,059 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:05:54,059 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:05:54,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 09:05:54,060 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:05:54,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:54,060 INFO L85 PathProgramCache]: Analyzing trace with hash -138043957, now seen corresponding path program 1 times [2021-10-28 09:05:54,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:54,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719319512] [2021-10-28 09:05:54,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:54,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:05:57,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:57,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719319512] [2021-10-28 09:05:57,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719319512] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:57,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:57,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:05:57,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587740990] [2021-10-28 09:05:57,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:05:57,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:57,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:05:57,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:05:57,734 INFO L87 Difference]: Start difference. First operand 461 states and 568 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:04,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:04,792 INFO L93 Difference]: Finished difference Result 596 states and 728 transitions. [2021-10-28 09:06:04,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:06:04,793 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:06:04,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:04,797 INFO L225 Difference]: With dead ends: 596 [2021-10-28 09:06:04,798 INFO L226 Difference]: Without dead ends: 580 [2021-10-28 09:06:04,798 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:06:04,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-28 09:06:04,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 270. [2021-10-28 09:06:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 265 states have (on average 1.2226415094339622) internal successors, (324), 269 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 324 transitions. [2021-10-28 09:06:04,818 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 324 transitions. Word has length 62 [2021-10-28 09:06:04,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:04,819 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 324 transitions. [2021-10-28 09:06:04,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 324 transitions. [2021-10-28 09:06:04,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:06:04,821 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:04,821 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:04,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 09:06:04,822 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:04,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:04,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1829219577, now seen corresponding path program 1 times [2021-10-28 09:06:04,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:04,823 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713329413] [2021-10-28 09:06:04,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:04,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:08,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:08,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:08,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713329413] [2021-10-28 09:06:08,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713329413] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:08,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:08,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-28 09:06:08,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129000629] [2021-10-28 09:06:08,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 09:06:08,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:08,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 09:06:08,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:06:08,747 INFO L87 Difference]: Start difference. First operand 270 states and 324 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:16,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:16,093 INFO L93 Difference]: Finished difference Result 332 states and 396 transitions. [2021-10-28 09:06:16,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 09:06:16,094 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:06:16,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:16,096 INFO L225 Difference]: With dead ends: 332 [2021-10-28 09:06:16,096 INFO L226 Difference]: Without dead ends: 325 [2021-10-28 09:06:16,097 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-10-28 09:06:16,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-10-28 09:06:16,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 270. [2021-10-28 09:06:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 265 states have (on average 1.2188679245283018) internal successors, (323), 269 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 323 transitions. [2021-10-28 09:06:16,116 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 323 transitions. Word has length 62 [2021-10-28 09:06:16,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:16,116 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 323 transitions. [2021-10-28 09:06:16,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:16,117 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 323 transitions. [2021-10-28 09:06:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:06:16,118 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:16,118 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:16,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 09:06:16,119 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:16,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:16,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1149161207, now seen corresponding path program 1 times [2021-10-28 09:06:16,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:16,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300705169] [2021-10-28 09:06:16,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:16,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:19,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:19,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300705169] [2021-10-28 09:06:19,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300705169] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:19,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:19,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:06:19,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62383127] [2021-10-28 09:06:19,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:06:19,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:19,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:06:19,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:06:19,111 INFO L87 Difference]: Start difference. First operand 270 states and 323 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:23,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:23,919 INFO L93 Difference]: Finished difference Result 329 states and 392 transitions. [2021-10-28 09:06:23,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:06:23,920 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:06:23,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:23,922 INFO L225 Difference]: With dead ends: 329 [2021-10-28 09:06:23,923 INFO L226 Difference]: Without dead ends: 320 [2021-10-28 09:06:23,923 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:06:23,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-10-28 09:06:23,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 268. [2021-10-28 09:06:23,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 263 states have (on average 1.2167300380228137) internal successors, (320), 267 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 320 transitions. [2021-10-28 09:06:23,941 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 320 transitions. Word has length 62 [2021-10-28 09:06:23,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:23,942 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 320 transitions. [2021-10-28 09:06:23,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:23,942 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 320 transitions. [2021-10-28 09:06:23,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-28 09:06:23,944 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:23,944 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:23,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 09:06:23,945 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:23,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:23,945 INFO L85 PathProgramCache]: Analyzing trace with hash -930639328, now seen corresponding path program 1 times [2021-10-28 09:06:23,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:23,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135146630] [2021-10-28 09:06:23,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:23,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:26,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:27,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:27,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135146630] [2021-10-28 09:06:27,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135146630] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:27,000 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:27,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-28 09:06:27,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839985129] [2021-10-28 09:06:27,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-28 09:06:27,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:27,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-28 09:06:27,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:06:27,003 INFO L87 Difference]: Start difference. First operand 268 states and 320 transitions. Second operand has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:33,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:33,144 INFO L93 Difference]: Finished difference Result 397 states and 471 transitions. [2021-10-28 09:06:33,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:06:33,149 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2021-10-28 09:06:33,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:33,152 INFO L225 Difference]: With dead ends: 397 [2021-10-28 09:06:33,152 INFO L226 Difference]: Without dead ends: 211 [2021-10-28 09:06:33,154 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=191, Invalid=511, Unknown=0, NotChecked=0, Total=702 [2021-10-28 09:06:33,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-10-28 09:06:33,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 130. [2021-10-28 09:06:33,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 126 states have (on average 1.1984126984126984) internal successors, (151), 129 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2021-10-28 09:06:33,165 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 64 [2021-10-28 09:06:33,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:33,165 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2021-10-28 09:06:33,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:33,166 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2021-10-28 09:06:33,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-28 09:06:33,167 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:33,167 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:33,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 09:06:33,168 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:33,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:33,168 INFO L85 PathProgramCache]: Analyzing trace with hash 253409990, now seen corresponding path program 1 times [2021-10-28 09:06:33,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:33,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432723573] [2021-10-28 09:06:33,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:33,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:33,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:33,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432723573] [2021-10-28 09:06:33,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432723573] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:33,552 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:33,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:06:33,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343250597] [2021-10-28 09:06:33,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:06:33,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:33,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:06:33,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:06:33,554 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:33,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:33,613 INFO L93 Difference]: Finished difference Result 156 states and 179 transitions. [2021-10-28 09:06:33,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:06:33,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-10-28 09:06:33,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:33,615 INFO L225 Difference]: With dead ends: 156 [2021-10-28 09:06:33,615 INFO L226 Difference]: Without dead ends: 130 [2021-10-28 09:06:33,616 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:33,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-28 09:06:33,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-10-28 09:06:33,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 126 states have (on average 1.1904761904761905) internal successors, (150), 129 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 150 transitions. [2021-10-28 09:06:33,625 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 150 transitions. Word has length 65 [2021-10-28 09:06:33,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:33,625 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 150 transitions. [2021-10-28 09:06:33,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:33,626 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2021-10-28 09:06:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-28 09:06:33,627 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:33,627 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:33,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 09:06:33,627 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:33,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:33,628 INFO L85 PathProgramCache]: Analyzing trace with hash 2009006890, now seen corresponding path program 1 times [2021-10-28 09:06:33,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:33,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228759208] [2021-10-28 09:06:33,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:33,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:33,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:33,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:33,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228759208] [2021-10-28 09:06:33,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228759208] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:33,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:33,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:06:33,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968925687] [2021-10-28 09:06:33,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:06:33,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:33,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:06:33,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:06:33,990 INFO L87 Difference]: Start difference. First operand 130 states and 150 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:34,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:34,085 INFO L93 Difference]: Finished difference Result 191 states and 222 transitions. [2021-10-28 09:06:34,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:06:34,086 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-10-28 09:06:34,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:34,088 INFO L225 Difference]: With dead ends: 191 [2021-10-28 09:06:34,088 INFO L226 Difference]: Without dead ends: 119 [2021-10-28 09:06:34,088 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:34,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-28 09:06:34,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-28 09:06:34,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 115 states have (on average 1.173913043478261) internal successors, (135), 118 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 135 transitions. [2021-10-28 09:06:34,097 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 135 transitions. Word has length 70 [2021-10-28 09:06:34,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:34,100 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 135 transitions. [2021-10-28 09:06:34,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:34,100 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 135 transitions. [2021-10-28 09:06:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 09:06:34,101 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:34,101 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:34,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 09:06:34,102 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:34,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:34,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1269867498, now seen corresponding path program 1 times [2021-10-28 09:06:34,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:34,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561643982] [2021-10-28 09:06:34,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:34,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:34,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:34,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561643982] [2021-10-28 09:06:34,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561643982] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:34,472 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:34,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:06:34,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270988026] [2021-10-28 09:06:34,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:06:34,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:34,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:06:34,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:06:34,474 INFO L87 Difference]: Start difference. First operand 119 states and 135 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:34,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:34,761 INFO L93 Difference]: Finished difference Result 158 states and 178 transitions. [2021-10-28 09:06:34,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:06:34,762 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-28 09:06:34,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:34,763 INFO L225 Difference]: With dead ends: 158 [2021-10-28 09:06:34,763 INFO L226 Difference]: Without dead ends: 119 [2021-10-28 09:06:34,764 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:06:34,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-28 09:06:34,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-28 09:06:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 115 states have (on average 1.1652173913043478) internal successors, (134), 118 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 134 transitions. [2021-10-28 09:06:34,772 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 134 transitions. Word has length 73 [2021-10-28 09:06:34,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:34,773 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 134 transitions. [2021-10-28 09:06:34,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:34,774 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2021-10-28 09:06:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 09:06:34,775 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:34,775 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:34,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-28 09:06:34,776 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:34,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:34,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1967256309, now seen corresponding path program 1 times [2021-10-28 09:06:34,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:34,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961698568] [2021-10-28 09:06:34,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:34,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:35,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:35,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961698568] [2021-10-28 09:06:35,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961698568] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:35,369 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:35,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-28 09:06:35,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6042915] [2021-10-28 09:06:35,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 09:06:35,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:35,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 09:06:35,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:06:35,372 INFO L87 Difference]: Start difference. First operand 119 states and 134 transitions. Second operand has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:47,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:47,643 INFO L93 Difference]: Finished difference Result 263 states and 294 transitions. [2021-10-28 09:06:47,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:06:47,644 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-28 09:06:47,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:47,645 INFO L225 Difference]: With dead ends: 263 [2021-10-28 09:06:47,646 INFO L226 Difference]: Without dead ends: 217 [2021-10-28 09:06:47,646 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2021-10-28 09:06:47,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-10-28 09:06:47,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 143. [2021-10-28 09:06:47,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 139 states have (on average 1.158273381294964) internal successors, (161), 142 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 161 transitions. [2021-10-28 09:06:47,658 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 161 transitions. Word has length 79 [2021-10-28 09:06:47,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:47,659 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 161 transitions. [2021-10-28 09:06:47,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 161 transitions. [2021-10-28 09:06:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 09:06:47,660 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:47,661 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:47,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 09:06:47,661 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:47,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:47,662 INFO L85 PathProgramCache]: Analyzing trace with hash 82131533, now seen corresponding path program 1 times [2021-10-28 09:06:47,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:47,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096731099] [2021-10-28 09:06:47,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:47,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:48,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:48,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:48,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096731099] [2021-10-28 09:06:48,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096731099] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:48,046 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:48,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:48,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470372098] [2021-10-28 09:06:48,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:48,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:48,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:48,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:48,048 INFO L87 Difference]: Start difference. First operand 143 states and 161 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:48,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:48,156 INFO L93 Difference]: Finished difference Result 170 states and 190 transitions. [2021-10-28 09:06:48,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:06:48,157 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-28 09:06:48,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:48,158 INFO L225 Difference]: With dead ends: 170 [2021-10-28 09:06:48,158 INFO L226 Difference]: Without dead ends: 143 [2021-10-28 09:06:48,159 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:06:48,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-10-28 09:06:48,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2021-10-28 09:06:48,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 139 states have (on average 1.1510791366906474) internal successors, (160), 142 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 160 transitions. [2021-10-28 09:06:48,169 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 160 transitions. Word has length 79 [2021-10-28 09:06:48,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:48,170 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 160 transitions. [2021-10-28 09:06:48,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:48,170 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 160 transitions. [2021-10-28 09:06:48,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 09:06:48,171 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:48,171 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:48,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-28 09:06:48,172 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-10-28 09:06:48,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:48,173 INFO L85 PathProgramCache]: Analyzing trace with hash -90338063, now seen corresponding path program 1 times [2021-10-28 09:06:48,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:48,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293857789] [2021-10-28 09:06:48,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:48,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:49,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:49,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293857789] [2021-10-28 09:06:49,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293857789] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:49,031 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:49,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:06:49,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104722364] [2021-10-28 09:06:49,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:06:49,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:49,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:06:49,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:06:49,033 INFO L87 Difference]: Start difference. First operand 143 states and 160 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:49,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:49,269 INFO L93 Difference]: Finished difference Result 143 states and 160 transitions. [2021-10-28 09:06:49,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:06:49,269 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-28 09:06:49,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:49,270 INFO L225 Difference]: With dead ends: 143 [2021-10-28 09:06:49,270 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:06:49,270 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:06:49,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:06:49,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:06:49,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:06:49,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2021-10-28 09:06:49,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:49,271 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:06:49,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:49,272 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:06:49,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:06:49,277 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:49,278 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:49,279 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:49,279 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:49,280 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:49,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-28 09:06:49,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:06:49,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:49,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:55,085 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,085 INFO L857 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2021-10-28 09:06:55,085 INFO L853 garLoopResultBuilder]: At program point L6890(lines 6889 6891) the Hoare annotation is: false [2021-10-28 09:06:55,086 INFO L853 garLoopResultBuilder]: At program point L6890-1(lines 6889 6891) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-10-28 09:06:55,086 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:06:55,086 INFO L857 garLoopResultBuilder]: For program point L6610(lines 6610 6612) no Hoare annotation was computed. [2021-10-28 09:06:55,086 INFO L857 garLoopResultBuilder]: For program point L6610-2(lines 6610 6612) no Hoare annotation was computed. [2021-10-28 09:06:55,087 INFO L857 garLoopResultBuilder]: For program point L6810(lines 6810 6811) no Hoare annotation was computed. [2021-10-28 09:06:55,087 INFO L857 garLoopResultBuilder]: For program point L6810-2(lines 6810 6811) no Hoare annotation was computed. [2021-10-28 09:06:55,087 INFO L853 garLoopResultBuilder]: At program point L7703(lines 7684 7704) the Hoare annotation is: (let ((.cse9 (select |#memory_int| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|))) (let ((.cse10 (select .cse9 ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (<= 1 .cse10)) (.cse4 (<= (select .cse9 |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset|) .cse10)) (.cse2 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse5 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse6 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse7 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse8 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (and (= |ULTIMATE.start_aws_array_eq_#res| 0) .cse0 .cse1 (not .cse2) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) .cse3 .cse4 (not (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.base 0)) (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse5 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.base| 0)) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse6 .cse7 .cse8) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8))))) [2021-10-28 09:06:55,087 INFO L857 garLoopResultBuilder]: For program point L9388(line 9388) no Hoare annotation was computed. [2021-10-28 09:06:55,088 INFO L857 garLoopResultBuilder]: For program point L9388-2(line 9388) no Hoare annotation was computed. [2021-10-28 09:06:55,088 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:06:55,088 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 7101 7111) no Hoare annotation was computed. [2021-10-28 09:06:55,088 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:06:55,089 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:06:55,089 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:06:55,089 INFO L857 garLoopResultBuilder]: For program point L9389(line 9389) no Hoare annotation was computed. [2021-10-28 09:06:55,089 INFO L857 garLoopResultBuilder]: For program point L9389-2(line 9389) no Hoare annotation was computed. [2021-10-28 09:06:55,090 INFO L857 garLoopResultBuilder]: For program point L9538(lines 9538 9557) no Hoare annotation was computed. [2021-10-28 09:06:55,090 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:06:55,090 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,090 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,090 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,091 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,091 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,091 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,091 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,091 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,092 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,092 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,092 INFO L857 garLoopResultBuilder]: For program point L9390(lines 9390 9398) no Hoare annotation was computed. [2021-10-28 09:06:55,092 INFO L857 garLoopResultBuilder]: For program point L9539(lines 9539 9540) no Hoare annotation was computed. [2021-10-28 09:06:55,092 INFO L857 garLoopResultBuilder]: For program point L9539-2(lines 9539 9540) no Hoare annotation was computed. [2021-10-28 09:06:55,093 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,093 INFO L853 garLoopResultBuilder]: At program point L6600(lines 6598 6601) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-10-28 09:06:55,093 INFO L853 garLoopResultBuilder]: At program point L6815(lines 6806 6816) the Hoare annotation is: false [2021-10-28 09:06:55,094 INFO L853 garLoopResultBuilder]: At program point L9408(lines 9386 9409) the Hoare annotation is: (let ((.cse9 (select |#memory_int| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|))) (let ((.cse10 (select .cse9 ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (<= 1 .cse10)) (.cse4 (<= (select .cse9 |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset|) .cse10)) (.cse2 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse5 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse6 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse7 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse8 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (and .cse0 .cse1 (not .cse2) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) .cse3 .cse4 (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse5 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse6 .cse7 .cse8 (= 0 |ULTIMATE.start_aws_string_eq_byte_buf_#res|)) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8))))) [2021-10-28 09:06:55,094 INFO L857 garLoopResultBuilder]: For program point L7361-3(line 7361) no Hoare annotation was computed. [2021-10-28 09:06:55,094 INFO L857 garLoopResultBuilder]: For program point L7361-1(line 7361) no Hoare annotation was computed. [2021-10-28 09:06:55,094 INFO L857 garLoopResultBuilder]: For program point L7361(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,095 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,095 INFO L857 garLoopResultBuilder]: For program point L7361-7(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,095 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:06:55,095 INFO L857 garLoopResultBuilder]: For program point L7361-6(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 09:06:55,095 INFO L857 garLoopResultBuilder]: For program point L7361-4(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 09:06:55,096 INFO L857 garLoopResultBuilder]: For program point L7361-11(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,096 INFO L857 garLoopResultBuilder]: For program point L7361-9(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,096 INFO L857 garLoopResultBuilder]: For program point L7361-14(line 7361) no Hoare annotation was computed. [2021-10-28 09:06:55,096 INFO L857 garLoopResultBuilder]: For program point L7361-13(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,096 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,097 INFO L853 garLoopResultBuilder]: At program point L7361-12(lines 7359 7365) the Hoare annotation is: (let ((.cse14 (+ ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 8))) (let ((.cse0 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0)) (.cse1 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse2 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse5 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse10 (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 0)) (.cse6 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse11 (= .cse14 ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR)) (.cse12 (<= 0 |ULTIMATE.start_aws_byte_buf_is_valid_#res|)) (.cse13 (not (= 0 (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) .cse14)))) (.cse7 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse8 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse9 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (let ((.cse3 (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base))) (let ((.cse4 (select .cse3 (+ 16 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (and .cse0 .cse1 .cse2 (<= (select .cse3 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) .cse4) .cse5 .cse6 (<= 1 .cse4) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) .cse7 .cse8 .cse9 (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (and .cse0 .cse1 .cse2 .cse5 .cse10 .cse6 .cse11 .cse12 .cse13 .cse7 .cse8 .cse9) (and .cse1 .cse2 (not .cse5) (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse10 .cse6 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) .cse11 .cse12 .cse13 (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse7 .cse8 .cse9)))) [2021-10-28 09:06:55,097 INFO L860 garLoopResultBuilder]: At program point L9558(line 9558) the Hoare annotation is: true [2021-10-28 09:06:55,097 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,098 INFO L857 garLoopResultBuilder]: For program point L7361-19(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 09:06:55,098 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,098 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,098 INFO L857 garLoopResultBuilder]: For program point L7361-17(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 09:06:55,098 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,099 INFO L857 garLoopResultBuilder]: For program point L7361-16(line 7361) no Hoare annotation was computed. [2021-10-28 09:06:55,099 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,099 INFO L857 garLoopResultBuilder]: For program point L7361-22(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,099 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,099 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,100 INFO L857 garLoopResultBuilder]: For program point L7361-20(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,100 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 7691 7695) no Hoare annotation was computed. [2021-10-28 09:06:55,100 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:06:55,100 INFO L857 garLoopResultBuilder]: For program point L7361-27(line 7361) no Hoare annotation was computed. [2021-10-28 09:06:55,100 INFO L857 garLoopResultBuilder]: For program point L7361-26(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,101 INFO L853 garLoopResultBuilder]: At program point L7361-25(lines 7359 7365) the Hoare annotation is: (let ((.cse10 (select |#memory_int| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|))) (let ((.cse11 (select .cse10 ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (<= 1 .cse11)) (.cse4 (<= (select .cse10 |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset|) .cse11)) (.cse2 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse5 (not |ULTIMATE.start_aws_string_eq_byte_buf_#t~short1508|)) (.cse6 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse7 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse8 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse9 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0))) (or (and .cse0 .cse1 (not .cse2) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) .cse3 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.base| 0) .cse4 (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse5 .cse6 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.base 0) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse7 .cse8 .cse9 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.offset| 0) (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.offset 0)) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8 .cse9))))) [2021-10-28 09:06:55,101 INFO L857 garLoopResultBuilder]: For program point L7361-24(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,101 INFO L857 garLoopResultBuilder]: For program point L7361-30(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 09:06:55,101 INFO L857 garLoopResultBuilder]: For program point L7361-29(line 7361) no Hoare annotation was computed. [2021-10-28 09:06:55,102 INFO L857 garLoopResultBuilder]: For program point L7361-35(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,102 INFO L857 garLoopResultBuilder]: For program point L7361-33(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,102 INFO L857 garLoopResultBuilder]: For program point L7361-32(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 09:06:55,102 INFO L853 garLoopResultBuilder]: At program point L7361-38(lines 7359 7365) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|)) [2021-10-28 09:06:55,103 INFO L857 garLoopResultBuilder]: For program point L7361-37(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,103 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,103 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,103 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,104 INFO L857 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,104 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,104 INFO L857 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,104 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,104 INFO L857 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,105 INFO L853 garLoopResultBuilder]: At program point L6256-6(lines 6252 6257) the Hoare annotation is: (let ((.cse15 (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base))) (let ((.cse14 (select .cse15 (+ 16 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0))) (.cse3 (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0)) (.cse2 (<= (select .cse15 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) .cse14)) (.cse4 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0)) (.cse5 (<= 1 .cse14)) (.cse6 (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1)) (.cse7 (not |ULTIMATE.start_aws_string_eq_byte_buf_#t~short1506|)) (.cse8 (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|)) (.cse9 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0))) (.cse10 (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse11 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) (.cse12 (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|)) (.cse13 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset))) (or (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 (not .cse3) (not (= ULTIMATE.start_aws_string_eq_byte_buf_~str.base 0)) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.base| 0) .cse2 (not (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_#res.base| 0)) .cse4 (not (= |ULTIMATE.start_ensure_string_is_allocated_#res.base| 0)) .cse5 .cse6 .cse7 .cse8 (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.base 0) (not (= ULTIMATE.start_ensure_string_is_allocated_~str~0.base 0)) .cse9 .cse10 .cse11 .cse12 .cse13 (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_#t~ite1553.offset| 0) (= ULTIMATE.start_aws_string_eq_byte_buf_~buf.offset 0)))))) [2021-10-28 09:06:55,105 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,105 INFO L857 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,105 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,106 INFO L857 garLoopResultBuilder]: For program point L6256-9(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,106 INFO L857 garLoopResultBuilder]: For program point L6256-10(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,106 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,106 INFO L857 garLoopResultBuilder]: For program point L6256-7(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,106 INFO L860 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: true [2021-10-28 09:06:55,107 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,107 INFO L853 garLoopResultBuilder]: At program point L6256-13(lines 6252 6257) the Hoare annotation is: false [2021-10-28 09:06:55,107 INFO L853 garLoopResultBuilder]: At program point L261-1(line 261) the Hoare annotation is: false [2021-10-28 09:06:55,107 INFO L853 garLoopResultBuilder]: At program point L261-2(line 261) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-10-28 09:06:55,108 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,108 INFO L853 garLoopResultBuilder]: At program point L261-3(line 261) the Hoare annotation is: (let ((.cse0 (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base))) (let ((.cse1 (select .cse0 (+ 16 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (<= (select .cse0 ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) .cse1) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (<= 1 .cse1) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) 0)) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)))) [2021-10-28 09:06:55,108 INFO L857 garLoopResultBuilder]: For program point L6256-12(line 6256) no Hoare annotation was computed. [2021-10-28 09:06:55,108 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-10-28 09:06:55,109 INFO L857 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-10-28 09:06:55,109 INFO L857 garLoopResultBuilder]: For program point L7364-2(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,109 INFO L857 garLoopResultBuilder]: For program point L7364(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,109 INFO L857 garLoopResultBuilder]: For program point L7364-6(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,109 INFO L857 garLoopResultBuilder]: For program point L7364-4(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,110 INFO L857 garLoopResultBuilder]: For program point L7364-3(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,110 INFO L857 garLoopResultBuilder]: For program point L7364-9(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,110 INFO L857 garLoopResultBuilder]: For program point L7364-8(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,110 INFO L857 garLoopResultBuilder]: For program point L7364-13(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,110 INFO L857 garLoopResultBuilder]: For program point L7364-12(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,111 INFO L857 garLoopResultBuilder]: For program point L7364-11(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,111 INFO L857 garLoopResultBuilder]: For program point L7364-18(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,111 INFO L853 garLoopResultBuilder]: At program point L6803(lines 6800 6804) the Hoare annotation is: false [2021-10-28 09:06:55,111 INFO L857 garLoopResultBuilder]: For program point L7364-17(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,111 INFO L857 garLoopResultBuilder]: For program point L7364-15(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,112 INFO L857 garLoopResultBuilder]: For program point L7364-22(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,112 INFO L857 garLoopResultBuilder]: For program point L7364-21(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,112 INFO L857 garLoopResultBuilder]: For program point L7364-20(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,112 INFO L857 garLoopResultBuilder]: For program point L7364-26(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,112 INFO L857 garLoopResultBuilder]: For program point L7364-24(line 7364) no Hoare annotation was computed. [2021-10-28 09:06:55,113 INFO L853 garLoopResultBuilder]: At program point L6886(lines 6882 6887) the Hoare annotation is: false [2021-10-28 09:06:55,113 INFO L853 garLoopResultBuilder]: At program point L6886-1(lines 6882 6887) the Hoare annotation is: (and (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.offset 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (not (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base| 0)) (= ULTIMATE.start_aws_string_eq_byte_buf_harness_~str~3.base 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.base|) (= |ULTIMATE.start_aws_string_eq_byte_buf_harness_~#buf~3.offset| 0)) [2021-10-28 09:06:55,113 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:06:55,113 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:06:55,114 INFO L857 garLoopResultBuilder]: For program point L7697(lines 7697 7701) no Hoare annotation was computed. [2021-10-28 09:06:55,114 INFO L857 garLoopResultBuilder]: For program point L9399(lines 9399 9407) no Hoare annotation was computed. [2021-10-28 09:06:55,114 INFO L857 garLoopResultBuilder]: For program point L9548(lines 9548 9549) no Hoare annotation was computed. [2021-10-28 09:06:55,114 INFO L857 garLoopResultBuilder]: For program point L9548-2(lines 9548 9549) no Hoare annotation was computed. [2021-10-28 09:06:55,114 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (= 16 ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size) [2021-10-28 09:06:55,115 INFO L853 garLoopResultBuilder]: At program point L266-1(line 266) the Hoare annotation is: false [2021-10-28 09:06:55,115 INFO L857 garLoopResultBuilder]: For program point L9548-3(lines 9548 9554) no Hoare annotation was computed. [2021-10-28 09:06:55,115 INFO L857 garLoopResultBuilder]: For program point L9548-5(lines 9548 9554) no Hoare annotation was computed. [2021-10-28 09:06:55,119 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:55,121 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:06:55,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,135 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,135 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,135 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,136 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,136 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,145 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,145 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,146 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,147 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,147 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,147 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,148 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,148 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,151 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,152 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,152 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,156 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,156 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,157 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,157 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,157 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,161 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,162 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,162 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,164 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,170 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,170 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,170 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,171 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,173 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,173 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,175 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,178 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,178 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,179 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,179 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,181 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,182 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,182 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,183 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,183 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,183 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,185 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:55,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:55,188 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:55,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:06:55 BoogieIcfgContainer [2021-10-28 09:06:55,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:06:55,190 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:06:55,190 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:06:55,190 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:06:55,191 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:24" (3/4) ... [2021-10-28 09:06:55,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:06:55,227 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2021-10-28 09:06:55,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-28 09:06:55,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-10-28 09:06:55,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 09:06:55,238 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-28 09:06:55,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 09:06:55,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:06:55,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:06:55,286 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 [2021-10-28 09:06:55,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && \result <= 0) && buf == 0) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0)) || (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(\result == 0)) && \result <= 0) && buf == 0) && !(\result == 0)) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-10-28 09:06:55,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf [2021-10-28 09:06:55,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) [2021-10-28 09:06:55,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && 0 == \result) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-10-28 09:06:55,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((\result == 0 && !(\result == 0)) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(buf == 0)) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(nondet_bool() ? &buf : ((void *)0) == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-10-28 09:06:55,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(\result == 0)) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) || ((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) [2021-10-28 09:06:55,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(buf == 0) && \result <= 1) && 1 <= \result [2021-10-28 09:06:56,280 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:06:56,280 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:06:56,282 INFO L168 Benchmark]: Toolchain (without parser) took 109071.72 ms. Allocated memory was 115.3 MB in the beginning and 484.4 MB in the end (delta: 369.1 MB). Free memory was 89.9 MB in the beginning and 399.8 MB in the end (delta: -309.9 MB). Peak memory consumption was 342.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,283 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 81.8 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:56,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3901.51 ms. Allocated memory was 115.3 MB in the beginning and 157.3 MB in the end (delta: 41.9 MB). Free memory was 89.4 MB in the beginning and 66.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 68.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 336.59 ms. Allocated memory is still 157.3 MB. Free memory was 66.3 MB in the beginning and 95.5 MB in the end (delta: -29.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,284 INFO L168 Benchmark]: Boogie Preprocessor took 167.30 ms. Allocated memory is still 157.3 MB. Free memory was 95.5 MB in the beginning and 86.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,285 INFO L168 Benchmark]: RCFGBuilder took 12403.79 ms. Allocated memory was 157.3 MB in the beginning and 297.8 MB in the end (delta: 140.5 MB). Free memory was 86.8 MB in the beginning and 176.1 MB in the end (delta: -89.3 MB). Peak memory consumption was 171.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,285 INFO L168 Benchmark]: TraceAbstraction took 91165.01 ms. Allocated memory was 297.8 MB in the beginning and 484.4 MB in the end (delta: 186.6 MB). Free memory was 175.0 MB in the beginning and 366.9 MB in the end (delta: -191.9 MB). Peak memory consumption was 230.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,286 INFO L168 Benchmark]: Witness Printer took 1090.57 ms. Allocated memory is still 484.4 MB. Free memory was 366.9 MB in the beginning and 399.8 MB in the end (delta: -32.9 MB). Peak memory consumption was 250.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:56,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 81.8 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3901.51 ms. Allocated memory was 115.3 MB in the beginning and 157.3 MB in the end (delta: 41.9 MB). Free memory was 89.4 MB in the beginning and 66.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 68.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 336.59 ms. Allocated memory is still 157.3 MB. Free memory was 66.3 MB in the beginning and 95.5 MB in the end (delta: -29.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 167.30 ms. Allocated memory is still 157.3 MB. Free memory was 95.5 MB in the beginning and 86.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12403.79 ms. Allocated memory was 157.3 MB in the beginning and 297.8 MB in the end (delta: 140.5 MB). Free memory was 86.8 MB in the beginning and 176.1 MB in the end (delta: -89.3 MB). Peak memory consumption was 171.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 91165.01 ms. Allocated memory was 297.8 MB in the beginning and 484.4 MB in the end (delta: 186.6 MB). Free memory was 175.0 MB in the beginning and 366.9 MB in the end (delta: -191.9 MB). Peak memory consumption was 230.6 MB. Max. memory is 16.1 GB. * Witness Printer took 1090.57 ms. Allocated memory is still 484.4 MB. Free memory was 366.9 MB in the beginning and 399.8 MB in the end (delta: -32.9 MB). Peak memory consumption was 250.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 91.0s, OverallIterations: 23, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 56.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3501 SDtfs, 6087 SDslu, 10465 SDs, 0 SdLazy, 2229 SolverSat, 223 SolverUnsat, 20 SolverUnknown, 0 SolverNotchecked, 47.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=461occurred in iteration=13, InterpolantAutomatonStates: 194, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 23 MinimizatonAttempts, 1511 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 21 PreInvPairs, 49 NumberOfFragments, 888 HoareAnnotationTreeSize, 21 FomulaSimplifications, 465769 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 21 FomulaSimplificationsInter, 76545 FormulaSimplificationTreeSizeReductionInter, 5.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 17.5s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 1363 NumberOfCodeBlocks, 1363 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1340 ConstructedInterpolants, 0 QuantifiedInterpolants, 4959 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 7359]: Loop Invariant [2021-10-28 09:06:56,306 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,307 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,307 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,307 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,308 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,308 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,308 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,308 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,309 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,309 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,310 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,310 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,311 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,311 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,311 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,311 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,312 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,312 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,312 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,312 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && \result <= 0) && buf == 0) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0)) || (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(\result == 0)) && \result <= 0) && buf == 0) && !(\result == 0)) && buf + 8 == ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR) && 0 <= \result) && !(0 == #memory_$Pointer$[buf][buf + 8])) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 9558]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7359]: Loop Invariant [2021-10-28 09:06:56,314 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,314 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,315 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,315 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,315 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,316 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,316 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,316 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,317 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,318 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,318 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,318 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,318 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,319 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,319 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,319 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: (((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(\result == 0)) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) || ((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && !aux-!buf || aws_byte_buf_is_valid(buf)-aux) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant [2021-10-28 09:06:56,321 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,321 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,321 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,322 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,323 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,323 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,324 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,324 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: ((((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) || (((((((((((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && nondet_bool() ? &buf : ((void *)0) == 0) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && !aux-!str || aws_string_is_valid(str)-aux) && 1 <= \result) && buf == 0) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf) && nondet_bool() ? &buf : ((void *)0) == 0) && buf == 0) - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: (((((str == 0 && !(\result == 0)) && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: ((str == 0 && !(buf == 0)) && str == 0) && buf == 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 16 == max_size - InvariantResult [Line: 7684]: Loop Invariant [2021-10-28 09:06:56,327 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,327 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,327 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,328 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,328 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,328 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,328 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,329 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,330 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,330 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,330 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,330 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,331 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: (((((((((((((((\result == 0 && !(\result == 0)) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(buf == 0)) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(nondet_bool() ? &buf : ((void *)0) == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: ((((str == 0 && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant [2021-10-28 09:06:56,333 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,334 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,334 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,335 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: ((((((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][16 + buf]) && str == 0) && buf == 0) && 1 <= unknown-#memory_int-unknown[buf][16 + buf]) && \result <= 1) && 1 <= \result) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && buf == buf) && buf == buf - InvariantResult [Line: 7359]: Loop Invariant Derived loop invariant: (!(buf == 0) && \result <= 1) && 1 <= \result - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: ((((str == 0 && !(buf == 0)) && str == 0) && buf == 0) && buf == buf) && buf == 0 - InvariantResult [Line: 9386]: Loop Invariant [2021-10-28 09:06:56,336 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,337 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,337 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,337 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,337 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,338 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,339 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 09:06:56,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 09:06:56,341 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:06:56,341 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR Derived loop invariant: (((((((((((((!(\result == 0) && !(buf == 0)) && !(str == 0)) && !(str == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && !(\result == 0)) && buf == 0) && !(\result == 0)) && !(str == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) && 0 == \result) || (((((((((str == 0 && !(\result == 0)) && !(buf == 0)) && 1 <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && unknown-#memory_int-unknown[buf][buf] <= unknown-#memory_int-unknown[buf][~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT]) && str == 0) && buf == 0) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR] == 0)) && buf == buf) && buf == 0) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:06:56,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f708e1-ada9-4b4a-9028-dd2d023ea98c/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...