./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_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/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_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD --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 22:48:35,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:48:35,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:48:35,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:48:35,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:48:35,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:48:35,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:48:35,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:48:35,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:48:35,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:48:35,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:48:35,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:48:35,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:48:35,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:48:35,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:48:35,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:48:35,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:48:35,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:48:35,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:48:35,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:48:35,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:48:35,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:48:35,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:48:35,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:48:35,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:48:35,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:48:35,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:48:35,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:48:35,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:48:35,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:48:35,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:48:35,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:48:35,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:48:35,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:48:35,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:48:35,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:48:35,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:48:35,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:48:35,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:48:35,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:48:35,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:48:35,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 22:48:35,993 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:48:35,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:48:35,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:48:35,995 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:48:36,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:48:36,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:48:36,004 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:48:36,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:48:36,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:48:36,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:48:36,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:48:36,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:48:36,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:48:36,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:48:36,007 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:48:36,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:48:36,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:48:36,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:48:36,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:48:36,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:48:36,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:48:36,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:48:36,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:48:36,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:48:36,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:48:36,010 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:48:36,011 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:48:36,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:48:36,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:48:36,013 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_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4e17497471d2fff231bad199d28dc26e616d1fdaf7fc57a8b45b8dfdd40ce [2021-10-28 22:48:36,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:48:36,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:48:36,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:48:36,382 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:48:36,383 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:48:36,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i [2021-10-28 22:48:36,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/data/28481c0c7/8940427fe83c48e3b9b46d4d14f07010/FLAG8d9aef6fe [2021-10-28 22:48:37,527 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:48:37,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i [2021-10-28 22:48:37,571 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/data/28481c0c7/8940427fe83c48e3b9b46d4d14f07010/FLAG8d9aef6fe [2021-10-28 22:48:37,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/data/28481c0c7/8940427fe83c48e3b9b46d4d14f07010 [2021-10-28 22:48:37,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:48:37,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:48:37,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:48:37,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:48:37,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:48:37,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:48:37" (1/1) ... [2021-10-28 22:48:37,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60abcc41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:37, skipping insertion in model container [2021-10-28 22:48:37,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:48:37" (1/1) ... [2021-10-28 22:48:37,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:48:37,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:48:38,300 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_584936f9-224f-4e10-8738-9bcb16cc6226/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4496,4509] [2021-10-28 22:48:38,308 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_584936f9-224f-4e10-8738-9bcb16cc6226/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4556,4569] [2021-10-28 22:48:38,333 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 22:48:38,339 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 22:48:39,427 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,430 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,431 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,432 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,433 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,450 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,451 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,453 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,453 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:39,987 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 22:48:39,988 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 22:48:39,990 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 22:48:39,991 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 22:48:39,993 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 22:48:39,994 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 22:48:39,995 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 22:48:39,996 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 22:48:39,997 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 22:48:39,998 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 22:48:40,215 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 22:48:40,320 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,321 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:48:40,540 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:48:40,569 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_584936f9-224f-4e10-8738-9bcb16cc6226/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4496,4509] [2021-10-28 22:48:40,575 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_584936f9-224f-4e10-8738-9bcb16cc6226/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_buf_harness.i[4556,4569] [2021-10-28 22:48:40,577 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 22:48:40,581 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 22:48:40,620 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,621 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,621 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,622 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,622 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,630 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,631 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,632 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,633 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:40,777 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 22:48:40,778 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 22:48:40,779 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 22:48:40,780 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 22:48:40,782 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 22:48:40,787 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 22:48:40,788 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 22:48:40,788 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 22:48:40,789 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 22:48:40,792 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 22:48:40,885 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 22:48:41,014 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:41,014 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 22:48:41,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:48:41,461 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:48:41,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41 WrapperNode [2021-10-28 22:48:41,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:48:41,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:48:41,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:48:41,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:48:41,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:48:41,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:48:41,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:48:41,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:48:41,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:48:41,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:48:41,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:48:41,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:48:41,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (1/1) ... [2021-10-28 22:48:41,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:48:41,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:48:42,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:48:42,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:48:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-10-28 22:48:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 22:48:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 22:48:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 22:48:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 22:48:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:48:42,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:48:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 22:48:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:48:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 22:48:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 22:48:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 22:48:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:48:54,588 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:48:54,589 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-10-28 22:48:54,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:48:54 BoogieIcfgContainer [2021-10-28 22:48:54,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:48:54,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:48:54,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:48:54,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:48:54,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:48:37" (1/3) ... [2021-10-28 22:48:54,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b183264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:48:54, skipping insertion in model container [2021-10-28 22:48:54,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:41" (2/3) ... [2021-10-28 22:48:54,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b183264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:48:54, skipping insertion in model container [2021-10-28 22:48:54,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:48:54" (3/3) ... [2021-10-28 22:48:54,603 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_buf_harness.i [2021-10-28 22:48:54,610 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:48:54,610 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-10-28 22:48:54,669 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:48:54,676 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 22:48:54,676 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-28 22:48:54,698 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 22:48:54,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 22:48:54,706 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:48:54,707 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 22:48:54,708 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 22:48:54,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:48:54,715 INFO L85 PathProgramCache]: Analyzing trace with hash -33682430, now seen corresponding path program 1 times [2021-10-28 22:48:54,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:48:54,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322544579] [2021-10-28 22:48:54,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:48:54,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:48:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:48:55,652 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 22:48:55,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:48:55,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322544579] [2021-10-28 22:48:55,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322544579] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:48:55,654 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:48:55,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:48:55,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453488733] [2021-10-28 22:48:55,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 22:48:55,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:48:55,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 22:48:55,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:48:55,681 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 22:48:55,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:48:55,712 INFO L93 Difference]: Finished difference Result 264 states and 364 transitions. [2021-10-28 22:48:55,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:48:55,714 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 22:48:55,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:48:55,724 INFO L225 Difference]: With dead ends: 264 [2021-10-28 22:48:55,724 INFO L226 Difference]: Without dead ends: 130 [2021-10-28 22:48:55,728 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 22:48:55,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-28 22:48:55,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-10-28 22:48:55,775 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 22:48:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 166 transitions. [2021-10-28 22:48:55,780 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 166 transitions. Word has length 36 [2021-10-28 22:48:55,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:48:55,781 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 166 transitions. [2021-10-28 22:48:55,781 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 22:48:55,782 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 166 transitions. [2021-10-28 22:48:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 22:48:55,784 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:48:55,785 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 22:48:55,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:48:55,785 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 22:48:55,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:48:55,787 INFO L85 PathProgramCache]: Analyzing trace with hash 611425668, now seen corresponding path program 1 times [2021-10-28 22:48:55,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:48:55,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113304198] [2021-10-28 22:48:55,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:48:55,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:48:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:48:56,299 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 22:48:56,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:48:56,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113304198] [2021-10-28 22:48:56,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113304198] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:48:56,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:48:56,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:48:56,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315772021] [2021-10-28 22:48:56,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:48:56,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:48:56,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:48:56,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:48:56,304 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 22:48:56,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:48:56,801 INFO L93 Difference]: Finished difference Result 270 states and 345 transitions. [2021-10-28 22:48:56,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 22:48:56,804 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 22:48:56,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:48:56,811 INFO L225 Difference]: With dead ends: 270 [2021-10-28 22:48:56,811 INFO L226 Difference]: Without dead ends: 213 [2021-10-28 22:48:56,813 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 22:48:56,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-10-28 22:48:56,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 160. [2021-10-28 22:48:56,854 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 22:48:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 206 transitions. [2021-10-28 22:48:56,857 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 206 transitions. Word has length 36 [2021-10-28 22:48:56,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:48:56,857 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 206 transitions. [2021-10-28 22:48:56,857 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 22:48:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 206 transitions. [2021-10-28 22:48:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 22:48:56,860 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:48:56,860 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 22:48:56,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:48:56,860 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 22:48:56,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:48:56,861 INFO L85 PathProgramCache]: Analyzing trace with hash -668438010, now seen corresponding path program 1 times [2021-10-28 22:48:56,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:48:56,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412355889] [2021-10-28 22:48:56,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:48:56,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:48:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:48:57,334 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 22:48:57,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:48:57,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412355889] [2021-10-28 22:48:57,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412355889] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:48:57,335 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:48:57,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:48:57,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827236412] [2021-10-28 22:48:57,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:48:57,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:48:57,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:48:57,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:48:57,375 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 22:48:57,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:48:57,524 INFO L93 Difference]: Finished difference Result 279 states and 361 transitions. [2021-10-28 22:48:57,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:48:57,525 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 22:48:57,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:48:57,526 INFO L225 Difference]: With dead ends: 279 [2021-10-28 22:48:57,527 INFO L226 Difference]: Without dead ends: 160 [2021-10-28 22:48:57,528 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 22:48:57,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-10-28 22:48:57,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2021-10-28 22:48:57,551 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 22:48:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 204 transitions. [2021-10-28 22:48:57,553 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 204 transitions. Word has length 36 [2021-10-28 22:48:57,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:48:57,553 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 204 transitions. [2021-10-28 22:48:57,554 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 22:48:57,554 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 204 transitions. [2021-10-28 22:48:57,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-28 22:48:57,556 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:48:57,556 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 22:48:57,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:48:57,557 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 22:48:57,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:48:57,558 INFO L85 PathProgramCache]: Analyzing trace with hash 757391355, now seen corresponding path program 1 times [2021-10-28 22:48:57,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:48:57,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898356138] [2021-10-28 22:48:57,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:48:57,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:48:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:48:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:48:58,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:48:58,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898356138] [2021-10-28 22:48:58,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898356138] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:48:58,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:48:58,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:48:58,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295957077] [2021-10-28 22:48:58,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:48:58,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:48:58,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:48:58,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:48:58,097 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 22:48:58,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:48:58,179 INFO L93 Difference]: Finished difference Result 323 states and 414 transitions. [2021-10-28 22:48:58,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:48:58,181 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 22:48:58,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:48:58,183 INFO L225 Difference]: With dead ends: 323 [2021-10-28 22:48:58,184 INFO L226 Difference]: Without dead ends: 279 [2021-10-28 22:48:58,185 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 22:48:58,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-10-28 22:48:58,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 260. [2021-10-28 22:48:58,209 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 22:48:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 337 transitions. [2021-10-28 22:48:58,219 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 337 transitions. Word has length 42 [2021-10-28 22:48:58,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:48:58,219 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 337 transitions. [2021-10-28 22:48:58,220 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 22:48:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 337 transitions. [2021-10-28 22:48:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 22:48:58,233 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:48:58,233 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 22:48:58,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:48:58,234 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 22:48:58,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:48:58,234 INFO L85 PathProgramCache]: Analyzing trace with hash -411084698, now seen corresponding path program 1 times [2021-10-28 22:48:58,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:48:58,235 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620356891] [2021-10-28 22:48:58,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:48:58,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:48:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:48:59,171 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 22:48:59,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:48:59,171 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620356891] [2021-10-28 22:48:59,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620356891] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:48:59,172 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:48:59,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:48:59,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777299948] [2021-10-28 22:48:59,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:48:59,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:48:59,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:48:59,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:48:59,174 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 22:48:59,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:48:59,582 INFO L93 Difference]: Finished difference Result 396 states and 500 transitions. [2021-10-28 22:48:59,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:48:59,583 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 22:48:59,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:48:59,586 INFO L225 Difference]: With dead ends: 396 [2021-10-28 22:48:59,587 INFO L226 Difference]: Without dead ends: 390 [2021-10-28 22:48:59,590 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 22:48:59,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-28 22:48:59,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 260. [2021-10-28 22:48:59,615 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 22:48:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 336 transitions. [2021-10-28 22:48:59,617 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 336 transitions. Word has length 52 [2021-10-28 22:48:59,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:48:59,618 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 336 transitions. [2021-10-28 22:48:59,618 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 22:48:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 336 transitions. [2021-10-28 22:48:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 22:48:59,621 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:48:59,621 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 22:48:59,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:48:59,622 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 22:48:59,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:48:59,623 INFO L85 PathProgramCache]: Analyzing trace with hash -554061217, now seen corresponding path program 1 times [2021-10-28 22:48:59,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:48:59,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024130333] [2021-10-28 22:48:59,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:48:59,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:48:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:00,363 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 22:49:00,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:00,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024130333] [2021-10-28 22:49:00,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024130333] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:00,364 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:00,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 22:49:00,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910744429] [2021-10-28 22:49:00,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 22:49:00,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:00,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 22:49:00,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:49:00,367 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 22:49:01,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:01,038 INFO L93 Difference]: Finished difference Result 325 states and 413 transitions. [2021-10-28 22:49:01,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 22:49:01,039 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 22:49:01,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:01,042 INFO L225 Difference]: With dead ends: 325 [2021-10-28 22:49:01,043 INFO L226 Difference]: Without dead ends: 279 [2021-10-28 22:49:01,047 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 22:49:01,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-10-28 22:49:01,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 241. [2021-10-28 22:49:01,063 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 22:49:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 309 transitions. [2021-10-28 22:49:01,065 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 309 transitions. Word has length 53 [2021-10-28 22:49:01,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:01,070 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 309 transitions. [2021-10-28 22:49:01,070 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 22:49:01,070 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 309 transitions. [2021-10-28 22:49:01,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 22:49:01,073 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:01,073 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 22:49:01,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:49:01,074 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 22:49:01,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:01,075 INFO L85 PathProgramCache]: Analyzing trace with hash 34355644, now seen corresponding path program 1 times [2021-10-28 22:49:01,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:01,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815687110] [2021-10-28 22:49:01,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:01,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:01,804 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 22:49:01,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:01,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815687110] [2021-10-28 22:49:01,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815687110] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:01,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:01,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 22:49:01,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671655051] [2021-10-28 22:49:01,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 22:49:01,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:01,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 22:49:01,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:49:01,807 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 22:49:02,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:02,538 INFO L93 Difference]: Finished difference Result 340 states and 431 transitions. [2021-10-28 22:49:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 22:49:02,539 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 22:49:02,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:02,541 INFO L225 Difference]: With dead ends: 340 [2021-10-28 22:49:02,542 INFO L226 Difference]: Without dead ends: 260 [2021-10-28 22:49:02,542 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2021-10-28 22:49:02,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-28 22:49:02,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 241. [2021-10-28 22:49:02,554 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 22:49:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 307 transitions. [2021-10-28 22:49:02,555 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 307 transitions. Word has length 54 [2021-10-28 22:49:02,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:02,556 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 307 transitions. [2021-10-28 22:49:02,556 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 22:49:02,557 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 307 transitions. [2021-10-28 22:49:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 22:49:02,558 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:02,558 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 22:49:02,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:49:02,559 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 22:49:02,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:02,560 INFO L85 PathProgramCache]: Analyzing trace with hash -4365538, now seen corresponding path program 1 times [2021-10-28 22:49:02,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:02,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347187765] [2021-10-28 22:49:02,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:02,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:02,979 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 22:49:02,979 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:02,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347187765] [2021-10-28 22:49:02,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347187765] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:02,980 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:02,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:49:02,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155613633] [2021-10-28 22:49:02,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:49:02,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:02,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:49:02,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:49:02,982 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 22:49:05,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:05,819 INFO L93 Difference]: Finished difference Result 672 states and 857 transitions. [2021-10-28 22:49:05,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:49:05,820 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 22:49:05,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:05,825 INFO L225 Difference]: With dead ends: 672 [2021-10-28 22:49:05,825 INFO L226 Difference]: Without dead ends: 485 [2021-10-28 22:49:05,827 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 22:49:05,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2021-10-28 22:49:05,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 271. [2021-10-28 22:49:05,844 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 22:49:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 348 transitions. [2021-10-28 22:49:05,846 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 348 transitions. Word has length 56 [2021-10-28 22:49:05,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:05,847 INFO L470 AbstractCegarLoop]: Abstraction has 271 states and 348 transitions. [2021-10-28 22:49:05,847 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 22:49:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 348 transitions. [2021-10-28 22:49:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 22:49:05,848 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:05,849 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 22:49:05,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:49:05,849 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 22:49:05,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:05,850 INFO L85 PathProgramCache]: Analyzing trace with hash 675692832, now seen corresponding path program 1 times [2021-10-28 22:49:05,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:05,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746860850] [2021-10-28 22:49:05,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:05,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:10,234 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 22:49:10,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:10,235 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746860850] [2021-10-28 22:49:10,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746860850] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:10,235 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:10,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 22:49:10,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926119629] [2021-10-28 22:49:10,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 22:49:10,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:10,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 22:49:10,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:49:10,238 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 22:49:13,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:13,296 INFO L93 Difference]: Finished difference Result 559 states and 719 transitions. [2021-10-28 22:49:13,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 22:49:13,301 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 22:49:13,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:13,303 INFO L225 Difference]: With dead ends: 559 [2021-10-28 22:49:13,303 INFO L226 Difference]: Without dead ends: 362 [2021-10-28 22:49:13,304 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-10-28 22:49:13,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-10-28 22:49:13,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 283. [2021-10-28 22:49:13,316 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 22:49:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 356 transitions. [2021-10-28 22:49:13,318 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 356 transitions. Word has length 56 [2021-10-28 22:49:13,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:13,318 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 356 transitions. [2021-10-28 22:49:13,318 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 22:49:13,319 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 356 transitions. [2021-10-28 22:49:13,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 22:49:13,320 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:13,320 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 22:49:13,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:49:13,320 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 22:49:13,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:13,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1196814362, now seen corresponding path program 1 times [2021-10-28 22:49:13,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:13,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369647644] [2021-10-28 22:49:13,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:13,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:14,143 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 22:49:14,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:14,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369647644] [2021-10-28 22:49:14,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369647644] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:14,144 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:14,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:49:14,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691554537] [2021-10-28 22:49:14,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:49:14,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:14,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:49:14,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:49:14,146 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 22:49:14,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:14,729 INFO L93 Difference]: Finished difference Result 572 states and 712 transitions. [2021-10-28 22:49:14,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 22:49:14,730 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 22:49:14,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:14,732 INFO L225 Difference]: With dead ends: 572 [2021-10-28 22:49:14,732 INFO L226 Difference]: Without dead ends: 361 [2021-10-28 22:49:14,733 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 22:49:14,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-10-28 22:49:14,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 283. [2021-10-28 22:49:14,749 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 22:49:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 354 transitions. [2021-10-28 22:49:14,751 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 354 transitions. Word has length 60 [2021-10-28 22:49:14,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:14,751 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 354 transitions. [2021-10-28 22:49:14,751 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 22:49:14,752 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 354 transitions. [2021-10-28 22:49:14,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 22:49:14,753 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:14,753 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 22:49:14,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:49:14,754 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 22:49:14,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:14,755 INFO L85 PathProgramCache]: Analyzing trace with hash 148552467, now seen corresponding path program 1 times [2021-10-28 22:49:14,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:14,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817509091] [2021-10-28 22:49:14,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:14,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:15,025 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 22:49:15,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:15,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817509091] [2021-10-28 22:49:15,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817509091] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:15,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:15,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:49:15,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95882721] [2021-10-28 22:49:15,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:49:15,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:15,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:49:15,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:49:15,028 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 22:49:15,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:15,213 INFO L93 Difference]: Finished difference Result 534 states and 668 transitions. [2021-10-28 22:49:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:49:15,214 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 22:49:15,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:15,216 INFO L225 Difference]: With dead ends: 534 [2021-10-28 22:49:15,216 INFO L226 Difference]: Without dead ends: 305 [2021-10-28 22:49:15,217 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 22:49:15,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-28 22:49:15,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 281. [2021-10-28 22:49:15,230 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 22:49:15,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 346 transitions. [2021-10-28 22:49:15,231 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 346 transitions. Word has length 62 [2021-10-28 22:49:15,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:15,232 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 346 transitions. [2021-10-28 22:49:15,232 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 22:49:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 346 transitions. [2021-10-28 22:49:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 22:49:15,233 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:15,233 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 22:49:15,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:49:15,234 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 22:49:15,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:15,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1653178447, now seen corresponding path program 1 times [2021-10-28 22:49:15,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:15,235 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809570745] [2021-10-28 22:49:15,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:15,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:15,473 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 22:49:15,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:15,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809570745] [2021-10-28 22:49:15,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809570745] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:15,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:15,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:49:15,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107481452] [2021-10-28 22:49:15,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:49:15,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:15,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:49:15,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:49:15,476 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 22:49:15,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:15,672 INFO L93 Difference]: Finished difference Result 554 states and 675 transitions. [2021-10-28 22:49:15,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:49:15,672 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 22:49:15,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:15,675 INFO L225 Difference]: With dead ends: 554 [2021-10-28 22:49:15,675 INFO L226 Difference]: Without dead ends: 321 [2021-10-28 22:49:15,676 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 22:49:15,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2021-10-28 22:49:15,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 275. [2021-10-28 22:49:15,689 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 22:49:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 331 transitions. [2021-10-28 22:49:15,690 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 331 transitions. Word has length 62 [2021-10-28 22:49:15,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:15,691 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 331 transitions. [2021-10-28 22:49:15,691 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 22:49:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 331 transitions. [2021-10-28 22:49:15,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 22:49:15,692 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:15,692 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 22:49:15,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:49:15,693 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 22:49:15,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:15,693 INFO L85 PathProgramCache]: Analyzing trace with hash -396209395, now seen corresponding path program 1 times [2021-10-28 22:49:15,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:15,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888828971] [2021-10-28 22:49:15,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:15,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:16,209 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 22:49:16,210 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:16,210 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888828971] [2021-10-28 22:49:16,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888828971] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:16,210 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:16,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 22:49:16,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912536426] [2021-10-28 22:49:16,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 22:49:16,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:16,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 22:49:16,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:49:16,212 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 22:49:24,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:24,260 INFO L93 Difference]: Finished difference Result 712 states and 839 transitions. [2021-10-28 22:49:24,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 22:49:24,260 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 22:49:24,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:24,265 INFO L225 Difference]: With dead ends: 712 [2021-10-28 22:49:24,265 INFO L226 Difference]: Without dead ends: 700 [2021-10-28 22:49:24,266 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2021-10-28 22:49:24,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2021-10-28 22:49:24,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 461. [2021-10-28 22:49:24,287 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 22:49:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 568 transitions. [2021-10-28 22:49:24,289 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 568 transitions. Word has length 62 [2021-10-28 22:49:24,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:24,290 INFO L470 AbstractCegarLoop]: Abstraction has 461 states and 568 transitions. [2021-10-28 22:49:24,290 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 22:49:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 568 transitions. [2021-10-28 22:49:24,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 22:49:24,291 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:24,292 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 22:49:24,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:49:24,292 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 22:49:24,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:24,293 INFO L85 PathProgramCache]: Analyzing trace with hash -138043957, now seen corresponding path program 1 times [2021-10-28 22:49:24,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:24,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341125820] [2021-10-28 22:49:24,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:24,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:27,766 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 22:49:27,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:27,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341125820] [2021-10-28 22:49:27,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341125820] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:27,767 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:27,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 22:49:27,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055417496] [2021-10-28 22:49:27,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 22:49:27,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:27,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 22:49:27,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:49:27,769 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 22:49:34,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:34,744 INFO L93 Difference]: Finished difference Result 596 states and 728 transitions. [2021-10-28 22:49:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:49:34,745 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 22:49:34,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:34,748 INFO L225 Difference]: With dead ends: 596 [2021-10-28 22:49:34,748 INFO L226 Difference]: Without dead ends: 580 [2021-10-28 22:49:34,749 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:49:34,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-28 22:49:34,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 270. [2021-10-28 22:49:34,763 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 22:49:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 324 transitions. [2021-10-28 22:49:34,765 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 324 transitions. Word has length 62 [2021-10-28 22:49:34,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:34,765 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 324 transitions. [2021-10-28 22:49:34,765 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 22:49:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 324 transitions. [2021-10-28 22:49:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 22:49:34,767 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:34,767 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 22:49:34,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 22:49:34,767 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 22:49:34,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:34,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1829219577, now seen corresponding path program 1 times [2021-10-28 22:49:34,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:34,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686531916] [2021-10-28 22:49:34,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:34,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:38,312 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 22:49:38,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:38,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686531916] [2021-10-28 22:49:38,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686531916] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:38,313 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:38,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-28 22:49:38,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446303497] [2021-10-28 22:49:38,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 22:49:38,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:38,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 22:49:38,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:49:38,315 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 22:49:45,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:45,483 INFO L93 Difference]: Finished difference Result 332 states and 396 transitions. [2021-10-28 22:49:45,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 22:49:45,484 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 22:49:45,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:45,486 INFO L225 Difference]: With dead ends: 332 [2021-10-28 22:49:45,486 INFO L226 Difference]: Without dead ends: 325 [2021-10-28 22:49:45,487 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-10-28 22:49:45,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-10-28 22:49:45,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 270. [2021-10-28 22:49:45,498 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 22:49:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 323 transitions. [2021-10-28 22:49:45,499 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 323 transitions. Word has length 62 [2021-10-28 22:49:45,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:45,500 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 323 transitions. [2021-10-28 22:49:45,500 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 22:49:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 323 transitions. [2021-10-28 22:49:45,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 22:49:45,501 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:45,502 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 22:49:45,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 22:49:45,502 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 22:49:45,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:45,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1149161207, now seen corresponding path program 1 times [2021-10-28 22:49:45,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:45,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712117166] [2021-10-28 22:49:45,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:45,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:48,253 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 22:49:48,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:48,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712117166] [2021-10-28 22:49:48,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712117166] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:48,254 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:48,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 22:49:48,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638141883] [2021-10-28 22:49:48,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 22:49:48,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:48,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 22:49:48,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:49:48,255 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 22:49:52,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:49:52,971 INFO L93 Difference]: Finished difference Result 329 states and 392 transitions. [2021-10-28 22:49:52,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 22:49:52,972 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 22:49:52,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:49:52,974 INFO L225 Difference]: With dead ends: 329 [2021-10-28 22:49:52,974 INFO L226 Difference]: Without dead ends: 320 [2021-10-28 22:49:52,974 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 22:49:52,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-10-28 22:49:52,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 268. [2021-10-28 22:49:52,987 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 22:49:52,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 320 transitions. [2021-10-28 22:49:52,988 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 320 transitions. Word has length 62 [2021-10-28 22:49:52,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:49:52,989 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 320 transitions. [2021-10-28 22:49:52,989 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 22:49:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 320 transitions. [2021-10-28 22:49:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-28 22:49:52,990 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:49:52,991 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 22:49:52,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 22:49:52,991 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 22:49:52,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:49:52,992 INFO L85 PathProgramCache]: Analyzing trace with hash -930639328, now seen corresponding path program 1 times [2021-10-28 22:49:52,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:49:52,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56923386] [2021-10-28 22:49:52,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:49:52,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:49:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:49:55,826 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 22:49:55,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:49:55,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56923386] [2021-10-28 22:49:55,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56923386] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:49:55,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:49:55,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-28 22:49:55,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298682186] [2021-10-28 22:49:55,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-28 22:49:55,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:49:55,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-28 22:49:55,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-10-28 22:49:55,829 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 22:50:01,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:01,775 INFO L93 Difference]: Finished difference Result 397 states and 471 transitions. [2021-10-28 22:50:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 22:50:01,775 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 22:50:01,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:01,777 INFO L225 Difference]: With dead ends: 397 [2021-10-28 22:50:01,777 INFO L226 Difference]: Without dead ends: 211 [2021-10-28 22:50:01,778 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=191, Invalid=511, Unknown=0, NotChecked=0, Total=702 [2021-10-28 22:50:01,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-10-28 22:50:01,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 130. [2021-10-28 22:50:01,797 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 22:50:01,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2021-10-28 22:50:01,798 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 64 [2021-10-28 22:50:01,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:01,798 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2021-10-28 22:50:01,798 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 22:50:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2021-10-28 22:50:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-28 22:50:01,800 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:01,800 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 22:50:01,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 22:50:01,800 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 22:50:01,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:01,801 INFO L85 PathProgramCache]: Analyzing trace with hash 253409990, now seen corresponding path program 1 times [2021-10-28 22:50:01,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:01,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416475797] [2021-10-28 22:50:01,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:01,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:02,111 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 22:50:02,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:02,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416475797] [2021-10-28 22:50:02,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416475797] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:02,111 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:02,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:02,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772427366] [2021-10-28 22:50:02,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:02,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:02,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:02,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:02,113 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 22:50:02,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:02,169 INFO L93 Difference]: Finished difference Result 156 states and 179 transitions. [2021-10-28 22:50:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:50:02,170 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 22:50:02,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:02,171 INFO L225 Difference]: With dead ends: 156 [2021-10-28 22:50:02,171 INFO L226 Difference]: Without dead ends: 130 [2021-10-28 22:50:02,172 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 22:50:02,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-28 22:50:02,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-10-28 22:50:02,179 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 22:50:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 150 transitions. [2021-10-28 22:50:02,180 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 150 transitions. Word has length 65 [2021-10-28 22:50:02,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:02,181 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 150 transitions. [2021-10-28 22:50:02,181 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 22:50:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2021-10-28 22:50:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-28 22:50:02,182 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:02,183 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 22:50:02,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 22:50:02,183 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 22:50:02,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:02,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2009006890, now seen corresponding path program 1 times [2021-10-28 22:50:02,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:02,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672629369] [2021-10-28 22:50:02,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:02,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:02,492 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 22:50:02,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:02,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672629369] [2021-10-28 22:50:02,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672629369] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:02,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:02,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:02,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759493480] [2021-10-28 22:50:02,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:02,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:02,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:02,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:02,495 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 22:50:02,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:02,585 INFO L93 Difference]: Finished difference Result 191 states and 222 transitions. [2021-10-28 22:50:02,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:50:02,586 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 22:50:02,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:02,587 INFO L225 Difference]: With dead ends: 191 [2021-10-28 22:50:02,587 INFO L226 Difference]: Without dead ends: 119 [2021-10-28 22:50:02,587 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 22:50:02,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-28 22:50:02,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-28 22:50:02,594 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 22:50:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 135 transitions. [2021-10-28 22:50:02,595 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 135 transitions. Word has length 70 [2021-10-28 22:50:02,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:02,595 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 135 transitions. [2021-10-28 22:50:02,596 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 22:50:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 135 transitions. [2021-10-28 22:50:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 22:50:02,597 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:02,597 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 22:50:02,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 22:50:02,597 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 22:50:02,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:02,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1269867498, now seen corresponding path program 1 times [2021-10-28 22:50:02,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:02,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189975505] [2021-10-28 22:50:02,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:02,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:02,943 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 22:50:02,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:02,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189975505] [2021-10-28 22:50:02,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189975505] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:02,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:02,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:50:02,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050038] [2021-10-28 22:50:02,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:50:02,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:02,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:50:02,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:02,945 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 22:50:03,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:03,183 INFO L93 Difference]: Finished difference Result 158 states and 178 transitions. [2021-10-28 22:50:03,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 22:50:03,184 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 22:50:03,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:03,185 INFO L225 Difference]: With dead ends: 158 [2021-10-28 22:50:03,185 INFO L226 Difference]: Without dead ends: 119 [2021-10-28 22:50:03,185 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 22:50:03,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-28 22:50:03,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-28 22:50:03,191 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 22:50:03,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 134 transitions. [2021-10-28 22:50:03,192 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 134 transitions. Word has length 73 [2021-10-28 22:50:03,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:03,193 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 134 transitions. [2021-10-28 22:50:03,193 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 22:50:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2021-10-28 22:50:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 22:50:03,194 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:03,195 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 22:50:03,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-28 22:50:03,195 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 22:50:03,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:03,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1967256309, now seen corresponding path program 1 times [2021-10-28 22:50:03,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:03,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116597522] [2021-10-28 22:50:03,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:03,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:03,784 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 22:50:03,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:03,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116597522] [2021-10-28 22:50:03,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116597522] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:03,784 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:03,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-28 22:50:03,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318651306] [2021-10-28 22:50:03,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 22:50:03,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:03,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 22:50:03,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-10-28 22:50:03,786 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 22:50:15,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:15,822 INFO L93 Difference]: Finished difference Result 263 states and 294 transitions. [2021-10-28 22:50:15,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 22:50:15,823 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 22:50:15,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:15,825 INFO L225 Difference]: With dead ends: 263 [2021-10-28 22:50:15,825 INFO L226 Difference]: Without dead ends: 217 [2021-10-28 22:50:15,826 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 22:50:15,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-10-28 22:50:15,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 143. [2021-10-28 22:50:15,840 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 22:50:15,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 161 transitions. [2021-10-28 22:50:15,841 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 161 transitions. Word has length 79 [2021-10-28 22:50:15,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:15,841 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 161 transitions. [2021-10-28 22:50:15,842 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 22:50:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 161 transitions. [2021-10-28 22:50:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 22:50:15,843 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:15,843 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 22:50:15,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 22:50:15,844 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 22:50:15,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:15,844 INFO L85 PathProgramCache]: Analyzing trace with hash 82131533, now seen corresponding path program 1 times [2021-10-28 22:50:15,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:15,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201059328] [2021-10-28 22:50:15,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:15,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:16,187 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 22:50:16,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:16,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201059328] [2021-10-28 22:50:16,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201059328] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:16,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:16,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:16,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283382197] [2021-10-28 22:50:16,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:16,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:16,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:16,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:16,189 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 22:50:16,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:16,286 INFO L93 Difference]: Finished difference Result 170 states and 190 transitions. [2021-10-28 22:50:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:50:16,287 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 22:50:16,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:16,288 INFO L225 Difference]: With dead ends: 170 [2021-10-28 22:50:16,288 INFO L226 Difference]: Without dead ends: 143 [2021-10-28 22:50:16,289 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:50:16,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-10-28 22:50:16,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2021-10-28 22:50:16,296 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 22:50:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 160 transitions. [2021-10-28 22:50:16,297 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 160 transitions. Word has length 79 [2021-10-28 22:50:16,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:16,297 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 160 transitions. [2021-10-28 22:50:16,298 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 22:50:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 160 transitions. [2021-10-28 22:50:16,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 22:50:16,298 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:16,299 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 22:50:16,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-28 22:50:16,299 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 22:50:16,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:16,300 INFO L85 PathProgramCache]: Analyzing trace with hash -90338063, now seen corresponding path program 1 times [2021-10-28 22:50:16,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:16,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865624549] [2021-10-28 22:50:16,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:16,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:17,119 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 22:50:17,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:17,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865624549] [2021-10-28 22:50:17,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865624549] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:17,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:17,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:50:17,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801982941] [2021-10-28 22:50:17,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:50:17,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:17,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:50:17,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:17,121 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 22:50:17,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:17,352 INFO L93 Difference]: Finished difference Result 143 states and 160 transitions. [2021-10-28 22:50:17,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:50:17,352 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 22:50:17,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:17,353 INFO L225 Difference]: With dead ends: 143 [2021-10-28 22:50:17,353 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:50:17,353 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 22:50:17,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:50:17,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:50:17,354 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 22:50:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:50:17,354 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2021-10-28 22:50:17,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:17,354 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:50:17,354 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 22:50:17,355 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:50:17,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:50:17,359 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:17,360 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:17,360 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:17,360 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:17,360 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:17,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-28 22:50:17,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:50:17,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:22,955 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,956 INFO L857 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2021-10-28 22:50:22,956 INFO L853 garLoopResultBuilder]: At program point L6890(lines 6889 6891) the Hoare annotation is: false [2021-10-28 22:50:22,957 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 22:50:22,957 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:50:22,957 INFO L857 garLoopResultBuilder]: For program point L6610(lines 6610 6612) no Hoare annotation was computed. [2021-10-28 22:50:22,957 INFO L857 garLoopResultBuilder]: For program point L6610-2(lines 6610 6612) no Hoare annotation was computed. [2021-10-28 22:50:22,957 INFO L857 garLoopResultBuilder]: For program point L6810(lines 6810 6811) no Hoare annotation was computed. [2021-10-28 22:50:22,957 INFO L857 garLoopResultBuilder]: For program point L6810-2(lines 6810 6811) no Hoare annotation was computed. [2021-10-28 22:50:22,958 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 22:50:22,958 INFO L857 garLoopResultBuilder]: For program point L9388(line 9388) no Hoare annotation was computed. [2021-10-28 22:50:22,958 INFO L857 garLoopResultBuilder]: For program point L9388-2(line 9388) no Hoare annotation was computed. [2021-10-28 22:50:22,959 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-28 22:50:22,959 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 7101 7111) no Hoare annotation was computed. [2021-10-28 22:50:22,959 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-28 22:50:22,959 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-28 22:50:22,959 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-28 22:50:22,960 INFO L857 garLoopResultBuilder]: For program point L9389(line 9389) no Hoare annotation was computed. [2021-10-28 22:50:22,960 INFO L857 garLoopResultBuilder]: For program point L9389-2(line 9389) no Hoare annotation was computed. [2021-10-28 22:50:22,960 INFO L857 garLoopResultBuilder]: For program point L9538(lines 9538 9557) no Hoare annotation was computed. [2021-10-28 22:50:22,960 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:50:22,960 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,961 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,961 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,961 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,961 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,961 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,962 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,962 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,962 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,962 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,962 INFO L857 garLoopResultBuilder]: For program point L9390(lines 9390 9398) no Hoare annotation was computed. [2021-10-28 22:50:22,962 INFO L857 garLoopResultBuilder]: For program point L9539(lines 9539 9540) no Hoare annotation was computed. [2021-10-28 22:50:22,963 INFO L857 garLoopResultBuilder]: For program point L9539-2(lines 9539 9540) no Hoare annotation was computed. [2021-10-28 22:50:22,963 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,963 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 22:50:22,963 INFO L853 garLoopResultBuilder]: At program point L6815(lines 6806 6816) the Hoare annotation is: false [2021-10-28 22:50:22,964 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 22:50:22,964 INFO L857 garLoopResultBuilder]: For program point L7361-3(line 7361) no Hoare annotation was computed. [2021-10-28 22:50:22,964 INFO L857 garLoopResultBuilder]: For program point L7361-1(line 7361) no Hoare annotation was computed. [2021-10-28 22:50:22,964 INFO L857 garLoopResultBuilder]: For program point L7361(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,965 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,965 INFO L857 garLoopResultBuilder]: For program point L7361-7(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,965 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:50:22,965 INFO L857 garLoopResultBuilder]: For program point L7361-6(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 22:50:22,965 INFO L857 garLoopResultBuilder]: For program point L7361-4(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 22:50:22,965 INFO L857 garLoopResultBuilder]: For program point L7361-11(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,966 INFO L857 garLoopResultBuilder]: For program point L7361-9(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,966 INFO L857 garLoopResultBuilder]: For program point L7361-14(line 7361) no Hoare annotation was computed. [2021-10-28 22:50:22,966 INFO L857 garLoopResultBuilder]: For program point L7361-13(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,966 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,967 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 22:50:22,967 INFO L860 garLoopResultBuilder]: At program point L9558(line 9558) the Hoare annotation is: true [2021-10-28 22:50:22,967 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,967 INFO L857 garLoopResultBuilder]: For program point L7361-19(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 22:50:22,967 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,968 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,968 INFO L857 garLoopResultBuilder]: For program point L7361-17(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 22:50:22,968 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,968 INFO L857 garLoopResultBuilder]: For program point L7361-16(line 7361) no Hoare annotation was computed. [2021-10-28 22:50:22,968 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,968 INFO L857 garLoopResultBuilder]: For program point L7361-22(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,969 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,969 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,969 INFO L857 garLoopResultBuilder]: For program point L7361-20(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,969 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 7691 7695) no Hoare annotation was computed. [2021-10-28 22:50:22,969 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-10-28 22:50:22,969 INFO L857 garLoopResultBuilder]: For program point L7361-27(line 7361) no Hoare annotation was computed. [2021-10-28 22:50:22,970 INFO L857 garLoopResultBuilder]: For program point L7361-26(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,970 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 22:50:22,970 INFO L857 garLoopResultBuilder]: For program point L7361-24(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,970 INFO L857 garLoopResultBuilder]: For program point L7361-30(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 22:50:22,971 INFO L857 garLoopResultBuilder]: For program point L7361-29(line 7361) no Hoare annotation was computed. [2021-10-28 22:50:22,971 INFO L857 garLoopResultBuilder]: For program point L7361-35(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,971 INFO L857 garLoopResultBuilder]: For program point L7361-33(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,971 INFO L857 garLoopResultBuilder]: For program point L7361-32(lines 7361 7362) no Hoare annotation was computed. [2021-10-28 22:50:22,971 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 22:50:22,971 INFO L857 garLoopResultBuilder]: For program point L7361-37(lines 7361 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,972 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,972 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,972 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,972 INFO L857 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,972 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,973 INFO L857 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,973 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,973 INFO L857 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,973 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 22:50:22,973 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,974 INFO L857 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,974 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,974 INFO L857 garLoopResultBuilder]: For program point L6256-9(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,974 INFO L857 garLoopResultBuilder]: For program point L6256-10(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,974 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,974 INFO L857 garLoopResultBuilder]: For program point L6256-7(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,975 INFO L860 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: true [2021-10-28 22:50:22,975 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,975 INFO L853 garLoopResultBuilder]: At program point L6256-13(lines 6252 6257) the Hoare annotation is: false [2021-10-28 22:50:22,975 INFO L853 garLoopResultBuilder]: At program point L261-1(line 261) the Hoare annotation is: false [2021-10-28 22:50:22,975 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 22:50:22,976 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,976 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 22:50:22,976 INFO L857 garLoopResultBuilder]: For program point L6256-12(line 6256) no Hoare annotation was computed. [2021-10-28 22:50:22,976 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-10-28 22:50:22,976 INFO L857 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-10-28 22:50:22,977 INFO L857 garLoopResultBuilder]: For program point L7364-2(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,977 INFO L857 garLoopResultBuilder]: For program point L7364(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,977 INFO L857 garLoopResultBuilder]: For program point L7364-6(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,977 INFO L857 garLoopResultBuilder]: For program point L7364-4(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,977 INFO L857 garLoopResultBuilder]: For program point L7364-3(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,977 INFO L857 garLoopResultBuilder]: For program point L7364-9(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,978 INFO L857 garLoopResultBuilder]: For program point L7364-8(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,978 INFO L857 garLoopResultBuilder]: For program point L7364-13(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,978 INFO L857 garLoopResultBuilder]: For program point L7364-12(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,978 INFO L857 garLoopResultBuilder]: For program point L7364-11(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,978 INFO L857 garLoopResultBuilder]: For program point L7364-18(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,978 INFO L853 garLoopResultBuilder]: At program point L6803(lines 6800 6804) the Hoare annotation is: false [2021-10-28 22:50:22,979 INFO L857 garLoopResultBuilder]: For program point L7364-17(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,979 INFO L857 garLoopResultBuilder]: For program point L7364-15(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,979 INFO L857 garLoopResultBuilder]: For program point L7364-22(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,979 INFO L857 garLoopResultBuilder]: For program point L7364-21(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,979 INFO L857 garLoopResultBuilder]: For program point L7364-20(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,979 INFO L857 garLoopResultBuilder]: For program point L7364-26(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,980 INFO L857 garLoopResultBuilder]: For program point L7364-24(line 7364) no Hoare annotation was computed. [2021-10-28 22:50:22,980 INFO L853 garLoopResultBuilder]: At program point L6886(lines 6882 6887) the Hoare annotation is: false [2021-10-28 22:50:22,980 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 22:50:22,980 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:50:22,980 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 22:50:22,981 INFO L857 garLoopResultBuilder]: For program point L7697(lines 7697 7701) no Hoare annotation was computed. [2021-10-28 22:50:22,981 INFO L857 garLoopResultBuilder]: For program point L9399(lines 9399 9407) no Hoare annotation was computed. [2021-10-28 22:50:22,981 INFO L857 garLoopResultBuilder]: For program point L9548(lines 9548 9549) no Hoare annotation was computed. [2021-10-28 22:50:22,981 INFO L857 garLoopResultBuilder]: For program point L9548-2(lines 9548 9549) no Hoare annotation was computed. [2021-10-28 22:50:22,981 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 22:50:22,981 INFO L853 garLoopResultBuilder]: At program point L266-1(line 266) the Hoare annotation is: false [2021-10-28 22:50:22,982 INFO L857 garLoopResultBuilder]: For program point L9548-3(lines 9548 9554) no Hoare annotation was computed. [2021-10-28 22:50:22,982 INFO L857 garLoopResultBuilder]: For program point L9548-5(lines 9548 9554) no Hoare annotation was computed. [2021-10-28 22:50:22,985 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 22:50:22,987 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:50:22,996 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:22,997 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:22,997 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:22,998 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:22,998 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:22,998 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:22,999 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:22,999 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:22,999 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:22,999 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,006 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,007 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,007 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,007 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,008 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,008 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,008 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,008 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,009 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,009 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,012 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,013 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,013 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,013 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,014 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,014 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,014 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,014 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,016 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,016 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,017 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,017 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,017 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,017 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,018 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,018 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,020 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,020 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,020 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,021 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,023 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,023 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,023 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,024 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,029 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,029 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,030 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,030 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,032 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,032 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,033 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,035 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,035 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,036 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,037 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,037 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,037 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,037 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,038 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,038 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,038 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,039 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,039 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,040 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,040 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,040 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,040 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:23,040 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:23,041 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:23,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:50:23 BoogieIcfgContainer [2021-10-28 22:50:23,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:50:23,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:50:23,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:50:23,043 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:50:23,043 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:48:54" (3/4) ... [2021-10-28 22:50:23,046 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:50:23,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2021-10-28 22:50:23,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-28 22:50:23,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-10-28 22:50:23,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 22:50:23,079 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-28 22:50:23,082 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 22:50:23,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:50:23,086 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:50:23,120 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 22:50:23,120 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 22:50:23,121 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 22:50:23,121 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 22:50:23,121 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 22:50:23,122 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 22:50:23,123 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 22:50:23,123 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(buf == 0) && \result <= 1) && 1 <= \result [2021-10-28 22:50:24,092 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:50:24,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:50:24,094 INFO L168 Benchmark]: Toolchain (without parser) took 106252.24 ms. Allocated memory was 157.3 MB in the beginning and 614.5 MB in the end (delta: 457.2 MB). Free memory was 115.9 MB in the beginning and 489.0 MB in the end (delta: -373.0 MB). Peak memory consumption was 416.7 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,094 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:50:24,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3619.03 ms. Allocated memory was 157.3 MB in the beginning and 257.9 MB in the end (delta: 100.7 MB). Free memory was 115.6 MB in the beginning and 173.0 MB in the end (delta: -57.4 MB). Peak memory consumption was 88.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.19 ms. Allocated memory is still 257.9 MB. Free memory was 173.0 MB in the beginning and 197.4 MB in the end (delta: -24.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,096 INFO L168 Benchmark]: Boogie Preprocessor took 145.36 ms. Allocated memory is still 257.9 MB. Free memory was 197.4 MB in the beginning and 189.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,096 INFO L168 Benchmark]: RCFGBuilder took 12650.14 ms. Allocated memory was 257.9 MB in the beginning and 425.7 MB in the end (delta: 167.8 MB). Free memory was 189.0 MB in the beginning and 325.0 MB in the end (delta: -136.0 MB). Peak memory consumption was 255.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,097 INFO L168 Benchmark]: TraceAbstraction took 88448.12 ms. Allocated memory was 425.7 MB in the beginning and 614.5 MB in the end (delta: 188.7 MB). Free memory was 323.9 MB in the beginning and 222.5 MB in the end (delta: 101.4 MB). Peak memory consumption was 290.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,097 INFO L168 Benchmark]: Witness Printer took 1049.94 ms. Allocated memory is still 614.5 MB. Free memory was 222.5 MB in the beginning and 489.0 MB in the end (delta: -266.5 MB). Peak memory consumption was 66.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:24,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3619.03 ms. Allocated memory was 157.3 MB in the beginning and 257.9 MB in the end (delta: 100.7 MB). Free memory was 115.6 MB in the beginning and 173.0 MB in the end (delta: -57.4 MB). Peak memory consumption was 88.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 332.19 ms. Allocated memory is still 257.9 MB. Free memory was 173.0 MB in the beginning and 197.4 MB in the end (delta: -24.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 145.36 ms. Allocated memory is still 257.9 MB. Free memory was 197.4 MB in the beginning and 189.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12650.14 ms. Allocated memory was 257.9 MB in the beginning and 425.7 MB in the end (delta: 167.8 MB). Free memory was 189.0 MB in the beginning and 325.0 MB in the end (delta: -136.0 MB). Peak memory consumption was 255.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 88448.12 ms. Allocated memory was 425.7 MB in the beginning and 614.5 MB in the end (delta: 188.7 MB). Free memory was 323.9 MB in the beginning and 222.5 MB in the end (delta: 101.4 MB). Peak memory consumption was 290.2 MB. Max. memory is 16.1 GB. * Witness Printer took 1049.94 ms. Allocated memory is still 614.5 MB. Free memory was 222.5 MB in the beginning and 489.0 MB in the end (delta: -266.5 MB). Peak memory consumption was 66.0 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: 88.3s, OverallIterations: 23, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 55.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3501 SDtfs, 6087 SDslu, 10465 SDs, 0 SdLazy, 2229 SolverSat, 223 SolverUnsat, 20 SolverUnknown, 0 SolverNotchecked, 47.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 8.2s 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, 0.4s HoareSimplificationTime, 21 FomulaSimplificationsInter, 76545 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 16.9s SatisfiabilityAnalysisTime, 8.9s 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 22:50:24,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,117 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,119 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,119 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,119 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,119 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,119 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,120 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 22:50:24,121 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,121 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,124 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,124 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,124 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,124 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,125 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 22:50:24,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,128 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,128 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,129 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,129 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 22:50:24,131 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,134 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,135 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,135 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,135 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,135 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 22:50:24,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,138 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 22:50:24,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,139 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,140 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,140 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,140 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,140 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,141 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,141 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,141 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_INVALID_BASE64_STR [2021-10-28 22:50:24,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_MUTEX_NOT_INIT [2021-10-28 22:50:24,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 22:50:24,142 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 22:50:24,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_584936f9-224f-4e10-8738-9bcb16cc6226/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...